Category
Air handling and refrigerating machinery
Apparatus
Building and mining machinery, machinery for building materials, glass and ceramics
Central heating and ventilating engineering
Construction‐ and builder's carpentry and joinery
Environmental engineering
Fittings and valves
General engineering
Industrial furnaces, laboratory furnaces incl. Combustion furnaces burners and firing systems
Lifting and conveying equipment
Machine tools
Machinery and equipment for the plastics and rubber industries
Machinery for metallurgical plants and rolling mills, foundry machines, calendars and mills
Packings, small containers and sealing caps
Plants (factories), turnkey planning ‐ construction ‐ delivery
Prime movers and sets
Services
Steam and heating boilers
Steel construction and shipbuilding
Steel pipes, pipe fittings, pipe joints
Woodworking machinery
Air conditioning units
Dryers for wood, paper pulp, paper or paperboard
Evaporating or drying machinery and equipment
Fans (other than table, window or aeration fans), ventilation plants
Machinery and apparatus for distributing, spraying or atomizin of vapour, liquids or solid matter
Other machines, apparatus, equipment and plants for refrigeration, heat pumps
Ventilating or recycling hoods (other than domestic air domes)
Welding and soldering (brazing) machines and apparatus, also for flame cutting, machines and apparatus for autogenous surface hardening
Centrifuges incl. centrifugal dryers (cream separators and other centrifuges)
Distilling and rectifying apparatus and equipment
Filtering or purifying machiner and apparatus for liquids (mechanical, chemical, permanent magnet, electro magnet etc.) incl. water softening apparatus, water purifyers, filter presses, oil‐ or petrol‐filters for internal combustion engines, vacuum drum f
Gas filtering or purifying machinery and apparatus
Heat exchangers
Parts for apparatus
Parts for centrifuges, incl. centrifugal dryers and apparatus for filtering or purifying liquids or gases
Machinery for sorting, screening, separating or washing earth, stone, ores or other solid mineral substances
Machines for mixing or kneading mineral substances
Central heating and ventilating engineering
Construction elements
Other construction and expansion elements and other iron and steel constructions (scaffoldings, formwork or supporting structures, gangways, landing stages, pallets and pallet racks, working platforms, loading and unloading ramps, hydraulic steel structur
Clean air
Environmental energy plants ‐ biofuel
Environmental energy plants ‐ biogas
Environmental energy plants ‐ biomass
Environmental energy plants ‐ general
Environmental energy plants ‐ water
Mechanical engineering and metalware, parts
Services
Waste & soil
Waste water & water treatment
Piston valves with handwheel
Pressure reduction valves
Safety and pressure control valves
Valves, non‐return and swing check valves
Control elements
Fire extinguishing and fire protection equipment
Measuring or checking machines, appliances and instruments machines for balancing mechanical parts
Other machine parts
Other mechanical products, special purpose machinery
Automatic burners, mechanical stokers, mechanical grates, mechanical ash dischargers and similar appliances
Combustion furnaces
Parts for burners and firing systems
Handling equipment for storage, feed, sorting, transfer, loading, positioning, industrial robots, transfer systems, assembly systems, control systems, automated manufacturing systems, etc._x000D_
Other special conveying installations (e.g. locomotive or wagon traversers, wagon and mine wagon tippers, wagon pushers, container and pallet loading platforms, palletizing machines etc.), fork lift trucks
Parts for pneumatic and other continuous‐action elevators and conveyors, teleferics, chair‐lifts and ski‐draglines or other special conveying installations
Pneumatic elevators and conveyors, continuous‐action, for all kind of goods and materials, also for underground use, bucket‐type, belt‐type and with other conveying devices, swivellin roller tables, pusher cable and pusher chain conveyors etc.
Bending, folding, straightening and flattening machines (including such presses)
Other metal‐forming machine tools (including shearing, punching and notching machines, draw‐benche and thread rolling machines)
Parts and accessories for metal‐cutting machine tools
Sawing machines and chipless cutters (cutting‐off machines)
Machinery for finishing, decorating, printing and marking of plastics
Parts and components for plastics and rubber machinery
Foundry machinery
Metal rolling mills and auxiliary installations, equipment for metallurgical plants, steelworks and rolling mills
Containers for compressed or liquefied gas, of iron, steel or aluminium
Reservoirs, tanks, vats and similar containers for any material, of iron or steel, of a capacity exceeding 300 l, whether or not lined or heat‐insulated
Factories and plants for wood processing industries workshops, including training centres
Factories, works and plants for the nonmetallic minerals and ceramics industries, including plants for the production of building materials
Gas, water, long‐distance, resp district heat and refrigerant supply plants
Industrial plants according to clients' specifications
Loading, unloading, storage and tapping plants
Metallurgical plants and rollin mills, complete plants for metallurgical works and rolling mills
Other special‐purpose plants
Plants for the chemical and pharmaceutical industries
Plants for the steel‐ and metalworking industries workshops, including training centres
Power stations and other energy plants
Waste and refuse disposal and recycling plants for industrial and municipal purposes
Components and spare parts for internal combustion piston engines
Other engines and motors (e.g. reaction engines, hydraulic and pneumatic power engines or motors [cylinders], wind power engines, piston steam engines, steam engine etc.) nuclear reactors and non‐irradiated fuel elements
Power generating units with reciprocating combustion engines with spark and compression ignitio and other power units
Other services
Planning, engineering and maintenance services, consulting, training, general contracting services etc.
Repair, assembly and similar work
Hot‐air generators and distributors (for space heating and drying of feed, cereals etc.)
Other vapour generating boilers, including hybrid boilers
Super‐heated water boilers and hot water equipment
Watertube boilers with a steam production not exceeding 45 t&h
Bridges, bridge structures and bridge‐sections
Pressure, resp. high‐pressure pipelines and line pipes, of iron or steel, e.g. for mineral oil or gas; casings, tubings and drill pipes, of a kind used in drilling for oil or gas
Splitting, slicing, chipping, paring, cutting, trimming and punching machines, disintegrating machines
Air conditioning plants according to clients' specifications
Air conditioning systems for operating theatres
Computer room air conditioning plants
Air handling equipment for the paper and pulp industry
Driers for liquid gas, e.g. NH3 propane, butane gas
Evaporators for liquid gas, e.g NH3, propane, butane gas
Chip fans
Dust fans
Fans for composting plants
Fans
Flue gas fans
Hot gas fans
Industrial fans according to clients' specifications
Radial fans for low‐, medium‐ and highpressure applications
Radial fans, different types of
Radial fans, gas‐tight
Transport fans
Ventilation plants according to clients' specifications
Ventilation plants
Fettling tables with exhaust, dust collection and air recycling equipment
Paint and varnish spraying booths with integrated dry filters
Paint and varnish spraying booths with integrated exhaust equipment
Paint and varnish spraying booths with water‐sprinkled walls
Paint and varnish spraying plants, also combined with exhaust ventilation and drying equipment, for cars, machines, furniture, parts, etc.
Paint and varnish spraying wall
Powder coating systems
Spraying booths
Heat blocks (heat pumps, driven by combustion engines, with surplus‐heat recovery and heat accumulators)
Heat pump units
Air supply plants, with and without air preheaters
Exhaust tables for flame cuttin (plasma‐, laser‐, autogenous cutting)
Flame cutters with accessories
Flame cutting machines with autogenous plasma or laser‐equippe
Welding tables with integrated exhaust unit
Centrifuges for solid‐liquid separation
Columns
Cyclones
Filtering plants
Filters
Oil filters
Separators according to clients specifications
Sewage plants
Water treatment plants
Absorption filter
Air filters of various kinds
Air washers
Airtechnical equipment for powder coating
Bag filters of various systems
Bag filters with fully automati cleaning sequence by compressed‐ai pulses
Biofilters
Cartridge filters with pulse dedusting
Cartridge filters
Ceiling filters
Central vacuum cleaning plants for industrial purposes
Clean rooms (clean work benches etc.)
Coking plant dedusting installations
Condensating plants
Cupola dedusting and desulphurizing installations
Cyclones for powder‐coating (powder recovery)
De NOX plants
Dry‐adsorption plants
Dust collection plants for mines, industries, laboratories, etc.
Dust collection plants for the particleboard industry
Dust collection plants for the plastics industry
Dust collection plants for the production of asbestos cement
Dust collection plants for the production of insulating boards
Dust collection plants of all kinds
Dust collectors, mobile, for stoneworking plants
Electric filters in compact design for flue gas dedusting
Electric filters
Exhaust and dedusting plants fo the stone and earths industries
Exhaust gas purification plants
Exhaust plants for workplaces and machines (chips, dust)
Exhaust plants for workplaces and machines (vapours, smoke, flue gas, etc.)
Exhaust plants, mobile
Filter houses
Filters for biomass combustion plants
Filters in longitudinal and cross row
Flue gas dedusters
Flue gas dedusting plants of various kinds
Flue gas dedusting plants with bag filters
Flue gas dedusting plants with cyclone separators (centrifugal separators)
Flue gas dedusting plants with pocket filters
Flue gas dedusting plants with tissue filters
Gas purifying plants for all kind of gases, such as natural gas propane, butane, etc.
Grinding tables with exhaust unit
Grinding tables with integrated exhaust unit
Jet bag filters
Jet compact filters
Jet filters
Jet hopper‐top filters
Jet row filters
Lamellar separators
Mat filters
Multiclones
Natural gas filters
Paint mist exhaust plants
Paint mist exhaust walls, for wet or dry procedure
Pan furnace dedusting installations
Tube filters
Venturi washers
Waste air purification plants
Waste gas and exhaust air purifying plants (thermical, catalytical)
Waste gas purifying plants, biological
Waste gas treatment systems for power and heat co‐generating plant
Wet dust collectors
Wet separators
Working tables with integrated exhaust and air recycling units
Worm filters
Bare‐tube heat exchangers
Condensation heat exchangers
Fintype heat exchangers
Gas‐to‐gas heat exchangers
Gas‐to‐liquid heat exchangers
Heat exchanger stations
Heat exchangers for all purposes, made of ordinary carbon steel
Heat exchangers for cooling gases (gas coolers)
Heat exchangers for district heating
Heat exchangers for oil
Heat exchangers for steam&water water& water, refrigerant NH3&wate
Heat exchangers for steam, oil, water, etc.
Heat exchangers for steam
Heat exchangers for waste gas
Heat exchangers, high and low pressure
Heat exchangers, made of hot‐di galvanized or stainless steel
Heat exchangers, suited for all heat transferring agents (gases, fluids, liquid metals)
Heat exchangers
Heat recovery plants according to clients' specifications
Heat recovery plants for the paper and pulp industry
Heat recovery plants for the recovery of heat from exhaust air
Heat recovery plants
High‐pressure heat exchangers
Stainless steel heat exchangers
Steam‐water‐converters
Straight tube heat exchangers
Tube (pipe) heat exchangers
Tubular heat exchangers (shell and tube heat exchangers), vertica or horizontal, in single‐ or multi‐pass design, made of steel, stainless steel or nonferrous metals
Tubular heat exchangers
U‐tube heat exchangers
Wrapped tube heat exchangers
Parts for apparatus
Filters for dedusting plants
Sifters
Dispersing machines for coating paints, varnish paints, etc.
Central heating and ventilating engineering
Steel chimneys
Bifurcations
Hydraulic steel structures of various kinds
Intake trash rakes
Roller gates
Sliding gates
Steel structures of various kinds
Stop logs
Tunnel linings
Biologische Abgasreinigung
Chimneys, chimney inserts
Cyclones
Denoxing plants
Dust filtering systems
Electrostatic filters
Exhaust air and filter units
Filter plants
Filters
Fluegas cleaning
Gas cleaning
Spray booth facilities
Thermal waste gas cleaning systems
Ventilation systems
Wet‐Electrostatic filters
Biofuel plants ‐ Installation
Biogas plants ‐ Installation
Biogas plants
Cogeneration plants
District heating systems
Gas supply stations
Tanks&Silos Biogas plants
Biomass energy systems ‐ Installation
Biomass energy systems
Cogeneration plants
District heating systems
Firing systems
Heat Recovery Systems
Steam boilers ‐ Industrial services
Steam boilers
PWW systems
Hydraulic steel structures
Pipelines for powerplants
Weirs
Air separation and dedusting plants
Air‐cooled heat exchangers
Block saws
Bucket conveyors
Centrifugal pumps
Components for waste gas cleaning plants
Crushers
Dosing and conveying plants for secondary fuels
Elevators
Exhaust air fans
Fans
Gas pressure regulators
Heat exchangers
Liquid fuel supply plants
Measuring, control and process technology
Mixing and metering technology, mechanical
Mixing plants
Pipe and sewer components
Pipelines
Pneumatic conveying systems
Prefabrication for industrial constructions, power plants and gas regulator stations
Push grate furnaces
Reactors and steam condensators
Segmental batching gates
Shut‐off devices
Silo discharge systems
Thermex heat exchangers
Trashracks
Underfeed stokers&reciprocating grate stocker
Environmental engineering plants ‐ Installation
Environmental technology and power management
System engineering
Concrete mixing plants, residual concrete recycling
Dry Mortar Plants
Gas processing plants
Mixing plants
Processing plants
Rubble recycling plants
Screening machines for several media
Silos
Sorting plants
Turn‐head distributors
Dosing and crushing plants
Separators
Gas failure devices for firing installations and gas reducing stations
Gas pressure regulators for municipaliity, trade and industry
Pressure regulators, combined, with safety shut off valve
Explosion flaps for dust filter plants
Safety blow‐off valves
Safety shut‐off valves and pressure con‐ trollers for gas, nominal diameters DN 25 ‐ DN 5, PN 16 ‐ PN 1
Shut‐off and control valves for air and suction pipelines
Control systems of all kinds fo machines and plants
Electronic measuring and contro systems
Deluge sprinklers (spray sprinklers) for theatre stages, transformers, cable lines, etc.
Fire protection installations
Spark extinguishing systems
Sprinkler installations for manufacturing, assembling and storage buildings, high rack stores, underground garages, department stores, office and administration buildings, hotels, airports, power plants etc.
Gas measuring stations
Components for machinery and plant construction
Parts for special machines
Sound absorbers
Gas mixing plants
Gas odorizing plants
Heat‐transfer oil units
Natural gas reducing stations
Pig stations
Sound absorbing cabins with exhaust installation and air recycling system
Special‐purpose machines according to clients' specifications
Special‐type machine tools
Biomass firing plants
Chip firing systems (sawdust firing systems)
Firing systems of all kinds
Forward feed grate firing systems
Underfeed stokers (firing systems) for waste wood
Re‐combustion plants
Waste wood combustion plants
Wood and bark firing plants
Parts of firing and combustion systems, respectively
Approach and discharge roller tables for bar stock, with and without hopper, resp. separation and positioning
Automatic assembly machines
Automation of power plants
Process control and automation plants
Special conveying installations according to clients' specifications
Seals and doors (knive sluices) for pneumatic conveying plants for wood shavings and chips
Bulk material conveying plants
Cellular wheel feeders (star feeders)
Conveying plants for special purposes
Conveying plants for the wood processing industry
Pneumatic conveying systems, high‐pressure, low‐pressure, medium‐pressure, for fibres and corn, chips, shavings and wool, etc.
Silo discharging equipment (for sawdust, bark and chops)
Machines for manufacturing trapezoidal sheets
Levelling elements
Profile rolling machines for steel and aluminium profiles
Vibration absorbing foundation systems
Machine tool beds and columns o specialty concrete construction (Hydropol [R])
Machine tool foundations made of 'Hydropol (R)'
Parts and accessories for machine tools
Precision machine tool beds
Vibration‐absorbing foundation systems '3 F‐System (R)'
Carbide high power circular sawing automats
Carbide high power circular sawing machines
Carbide metal saw machines
High performance carbide circular cold saws for tubing layers
Sawing machines of various kinds, for metalworking purposes
Special‐type sawing machines
Coating plants
Other parts and components of plastics and rubber machinery
Screws
Fettling plants with suction, dust collection and air recycling equipment
Billet and bloom cutting machines for continuous casting plants
Cutting machines, portable
Machines for removing cutting beards
Scarfing machines for slabs, billets and blooms
Slab cutting machines for continuous casting plants
Liquid gas stations
Pressure tanks for the storage of products of all kinds, over‐ or underground, in single‐\or double casing design
Pressure vessels and tanks, respectively, according to clients specifications
Pressure vessels for all branches, made of carbon or stainless steel
Pressure vessels for gas (natural gas), air, vapour, water and oil
Pressure vessels for the chemical, petrochemical, paper and pulp industries
Pressure vessels, made of aluminium or stainless steel
High‐level storage tanks with o without collecting reservoir and floating cover, respectively
Pressureless and special‐type vessels, resp. tanks, according to clients' specifications
Pressureless tanks and vessels, respectively, for the storage of liquids, for the chemical and petrochemical industries, for breweries and dairies, beverage an food industries, the paper and pul industry, etc.
Pressureless vessels and tanks, respectively, for the storage of bulk goods
Pressureless vessels and tanks, respectively, for transportation b rail
Pressureless vessels and tanks, respectively, for transportation purposes, in the food industry
Pressureless vessels and tanks, respectively, for transporting bul goods
Pressureless vessels and tanks, respectively, for transporting liquids
Pressureless vessels and tanks, respectively, over‐ or underground in single‐\or double casing design
Silos for bulk materials of all kinds
Silos for liquids
Steel silos
Tank installations, pressureles
Vacuum vessels for all branches made of carbon or stainless steel
Factories and plants for wood processing industries, workshops, including training centres
Plants for nonmetallic minerals industries
Boiler houses, including all auxiliary facilities
Compact district heating plants
Components for long‐distance heating
District heating nets
District heating plants
Gas supply plants with reducing and measuring installations, such as natural gas reducing stations, liquid gas supply installations, gas mixing installations, NH3‐plants
Gas, water and long‐distance, resp. area heat supply installations for towns, industries, hospitals, etc.
Long‐distance and district, resp. area heating plants, including all auxiliary facilities and supply pipelines
Long‐distance refrigerant supply plants
Natural gas projects
Oil supply systems, complete
Pipelines
Short‐ and long‐distance heatin plants
Industrial plants according to clients' specifications
Tank storage
Secondary metallurgy plants
Airport systems
Tunnel systems
Chemical plants
Gas cleaning plants
Gas dehydrating plants
Gas treatment plants
Liquid gas mixing plants
Plants for the chemical industry
Plants for the pharmaceutical industry, according to clients' specifications
Plants for the metal industry
Biomass‐fueled power and heat co‐generating plants
Central energy stations
Flue gas cleaning plants
Lean gas cogeneration plants
NH3 plants
Plants for converting coke oven gas to electricity
Post‐combustion plants, catalytic and thermic
Post‐combustion plants, catalytic
Power and heat co‐generating plants with waste heat recovery, resp. recycling, also combined with heat pumps (energy blocks)
Power and heat co‐generating plants with waste heat recuperation for heating purposes
Waste dump gas utilizating plants
Air classifiers for recycling of construction
Parts for gas engines
Biogas engines (fermentation an sewage gas engines), four‐stroke range, output 143 ‐ 2.717 kW electr., 206 ‐\2763 kW therm.
Gas engine generator sets 143 ‐2717 kW electr. 206 ‐ 2763 kW therm.
Gas engines, for use in the natural gas industry, in sewage plants and co‐generation plants
Gas engines, four‐stroke range, output range 143 ‐ 2717 kW electr. 206 ‐\2763 kW therm.
Gas engines, running on mine gas, combined with generators for electricity generation
Gas engines, running on the fermentation gas of solid waste disposals
Gas engines
Compact power sets for continuous duty, for stand‐by use, output 125 to 800 kVA, applicable for autonomous operation in remote places without mains connections, under severe climatic conditions, in broadcasting and post office facilities, etc.
Mobile power units, for continuous duty or for stand‐by us
Armouring (wearing coat) for metallic heavy‐duty components
Facility management
Jigs and fixtures according to clients' specifications, appliances according to clients' specifications
Machine parts made of hydraulic composite material (Hydropol [R])
Machining of all kinds of machine parts: turning of large parts, CNC‐milling, CNC‐turning, turning on boring mills etc.
Material testing and consulting
Milling work
Optic surveying of machines and plants with theodolite and leveling instruments
Other services
Process automation
Services in the sector of metal cutting, assembling and lacquering
Stamping and marking of machines and industrial plants
Turning work
Welding according to quality class I
Acoustic appraisals for extractor systems
Computation and design of machine beds and foundations (with special concern for vibration)
Computations according to finit element method (FEM)
Design for special‐type machinery
Design for tool machines
Energy consulting
Engineering and delivery of solutions for the automation in industry
Engineering, realisation and services of technical equipment fo buildings
Maintenance and service of indoor plants
Maintenance and works managemen for power generating plants with gas engines
Planning and construction of general industrial plants
Planning, engineering and general contracting services for different industrial branches
Planning, engineering and maintenance services for gas‐, heat‐, air‐ and environmental installations
Planning, engineering and maintenance services, project management, training of the clients' personnel
Planning, engineering and maintenance services
Project engineering and maintenance capacity, consultations, instructions, general contractor services
Vibration analysis
Wear protection consulting service
Analyzing and inspection of plants
Assembly and maintenance of power plants
Assembly of all kinds, especially in the fields of industrial plant construction, machinery and steel construction, boiler, pressure vessel and apparatus construction as well as environment protection plants incl. all pipelines
Assembly of distance heating pipelines
Assembly of electric equipment
Assembly of own and other products
Assembly of pipelines
Assembly of plants
Assembly of steel buildings and plants for the chemical, paper and automotive industries
Assembly of steel constructions
Assembly&erection of machines and plants
Assembly, disassembly, conversion and putting into operation, service and inspection work in the fields of steel constructions, machinery construction, filter and environmental technology
Assembly, dismantling and re‐assembly, repair and maintenance of industrial plants, such as e.g. lime and marble works, cement and plaster works, ready‐mix concrete plants, stone breaking works, etc.
Assembly, dismantling and re‐assembly, repair and maintenance of industrial plants, such as e.g. paper and pulp plants, panelboard, panelhandling plants, wood yards, textile industries, docks, chemica plants, power plants, oil and gas firing installations
Assembly, repair as well as maintenance of all electrotechnical plants in the field of renewable energy and other plants (e.g. sawmill industry, heating and air conditioning technology)
Delivery and assembly of gas, water and district heating pipelines
Electric installation of equipment, drives and controls of all kinds (electric)
Erection work ‐ planning, project management and erection of individual components and of entire plants, service and maintenance
Industrial assembling work
Machinery and plant removals
Maintenance and service
Maintenance, service and shut‐down of industrial production systems
Planning, erection and installation of individual components and of entire plants, maintenance and service engineering
Plant maintenance
Plant modernisation
Plant rebuilding
Repair of firing and combustion systems, respectively
Repair of gas motors
Repair of machines of all kinds
Repair, maintenance and retrofitting of compressors
Repair, maintenance and retrofitting of crushing plants
Repair, maintenance and retrofitting of mineral processing plants
Repair, maintenance and retrofitting of pumps
Repair, mounting etc. of air handling and environmental plants
Repairs, installations and similar works
Roller service
Service and maintenance of industrial and other plants
Service and maintenance of industrial plants and power stations
Service of Gas turbines
Service of conveying installations, flue gas plants, electric filters, Denox plants, as handling plants, rotary tubular kilns, paper and pulp plants
Service of steam generators, pressure vessels, firing plants, crushers and mills, fans, environment plants and water treatment plants
Service of steam turbines, preheating and condensating plants pumps, fittings, pipeline systems, components of the petrochemical industry
Starting‐up of plants
Air heating systems
Smoke tube boilers up to 15 MW
Steam heating systems for manufacturing processes, large‐scale catering estab‐ lishments, laundries, etc.
Thermooil boilers
Boiler stations, for oil, gas, coal, energy and biomass
Hot water boilers
Hot water heating systems (industrial heat supply systems, radiator band heatings)
Warm water boilers
Steam boilers
Watertube boilers
Pipeline bridges
Air pipings, resp. pipelines
Aseptic (sterile) pipelines for the pharmaceutical and food industries
Hydrant piping systems for industrial plants
Manifolds (distribution lines)
Penstocks for hydroelectric power plants High‐pressure pipelines for hydro‐electric power plants
Pipe laying work
Piping and pipeline components
Pressure pipelines for feed water
Pressure pipelines for gas supply purposes
Pressure pipelines for liquid gas, also incl. control equipment
Pressure pipelines for long‐distance heating systems
Pressure pipelines for mineral oil (petroleum)
Pressure pipelines for municipa gas (city gas)
Pressure pipelines for natural gas, also incl. control equipment
Pressure pipelines for the chemical industry
Pressure pipelines for the pape industry
Pressure pipelines for the petrochemical industry
Pressure pipelines for water supply purposes
Pressure pipelines with large diameters
Sheet metal pipings and pipelines, welded, folded and flanged
Choppers for waste wood and log
Wood chipping machines