4444 Working supports and ground-pressure control in underground mining of minerals
CSN EN 1804-1+A1 - Machines for underground mines - Safety requirements for hydraulic powered roof supports - Part 1: Support units and general requirements
CSN EN 1804-1+A1
444421
Released:
2010
CSN EN 1804-2+A1 - Machines for underground mines - Safety requirements for hydraulic powered roof supports - Part 2: Power set legs and rams
CSN EN 1804-2+A1
444421
Released:
2010
CSN EN 1804-3+A1 - Machines for underground mines - Safety requirements for hydraulic powered roof supports - Part 3: Hydraulic control systems
CSN EN 1804-3+A1
444421
Released:
2010
01 GENERAL CLASS02 MACHINE PARTS03 MACHINE PARTS CORROSION AND MATERIAL PROTECTION04 FOUNDRY ENGINEERING05 WELDING, SOLDERING, CUTTING OF METALS AND PLASTICS06 HEATING, INDUSTRIAL FURNACES, COOKERS AND HEATERS07 BOILERS08 TURBINES09 RECIPROCATING INTERNAL-COMBUSTION ENGINES10 COMPRESSORS, VACUUM AND PNEUMATIC INSTALLATIONS11 PUMPS, HYDRAULIC INSTALLATIONS12 VENTILATION ENGINEERING13 PIPE-FITTINGS AND PIPES14 REFRIGERATION15 PRODUCTS FROM METAL SHEET AND WIRE16 PRODUCTS FROM METAL AND WIRE17 FINE MECHANICS18 AUTOMATION FOR INDUSTRY19 OPTICAL INSTRUMENTS, DEVICES FOR CINEMATOGRAPHY AND REPROGRAPHY20 MACHINE TOOLS FOR METALS21 FORMING MACHINES22 TOOLS23 HAND TOOLS24 CLAMPING TOOLS25 MEASURING IMSTRUMENTS26 TRANSPORTATION AND MATERIAL HANDLING EQUIPMENT27 LIFTING EQUIPMENT, MACHINES FOR SURFACE MINING, MACHINES AND EQUIPMENT FOR EARTH-MOVING, CONSTRUCTION AND ROAD WORKS28 RAIL VEHICLES29 RAIL VEHICLES30 ROAD VEHICLES31 AERONAUTICS AND COSMONAUTICS32 SHIPS AND FLOATING INSTALLATIONS33 ELECTRICAL ENGINEERING ELECTROTECHNICAL REGULATIONS34 ELECTRICAL ENGINEERING35 ELECTRICAL ENGINEERING36 ELECTRICAL ENGINEERING37 ELECTRICAL POWER ENGINEERING38 POWER ENGINEERING FIRE SAFETY39 ARMS FOR CIVIL USE40 NUCLEAR ENGINEERING41 METALLURGY STEEL MATERIAL SPECIFICATION42 METALURGY43 METALLURGY MACHINERY44 MINING
4413 Solid fuels. Test methods4414 Quality of solid fuels4415 Testing of ore and concentrates4416 Testing of ore and concentrates4417 Testing of ore and concentrates4418 Testing of ore and concentrates4420 Opening and preparation of underground deposits, general4426 Mine steel supports4430 Equipment and components intended for use in potentially explosive atmospheres in underground mines4431 Reserved for such matters of minerals (excluding coal) that cannot be filed under any sub-group of this group or class 724442 Mining machines and equipment for underground mining of minerals4444 Working supports and ground-pressure control in underground mining of minerals4447 Filling machines and equipment in underground mining of minerals4450 Transportation in mines and material handling, general (Transportation, general)4454 Machines and equipment of vertical mine transportation (hoisting, winches, pneumatic motors and accessories) (cages, skip buckets, keeps) (mine station equipment and car pushers)4455 Machines and equipment of horizontal and dipping mine transportation (Outfit of head gears and shafts) (Tippers) (Underground transport, auxiliary equipment)4457 Machines and equipment of horizontal and dipping mine transportation (Outfit of head gears and shafts) (Tippers) (Underground transport, auxiliary equipment)4461 Ventilation, air-conditioning and microclimate regulation in mining4462 Ventilation, air-conditioning and microclimate regulation (ventilating pipes and other ventilating equipment)4464 Protection against explosions, fire, spontaneous fire and other underground hazards (air draught, water burst, etc.)4465 Protection against dust, noise and vibration in mining4470 Minerals preparation in mining, general (Preparation, general)4473 Preparation equipment, incl. auxiliary outfit for minerals preparation in mining4491 Geology in mining (outside other groups and classes) (Pressure-air and water piping for mines)
45 DEEP HOLE DRILLING AND OIL EXTRACTION46 AGRICULTURE47 AGRICULTURAL AND FORESTRY MACHINERY48 FORESTRY49 WOODWORKING INDUSTRY50 PAPER INDUSTRY PRODUCTS51 MACHINERY FOR FOOD INDUSTRY52 MACHINERY FOR FOOD INDUSTRY53 MACHINERY FOR FOOD INDUSTRY56 FOOD INDUSTRY PRODUCTS57 FOOD INDUSTRY PRODUCTS58 FOOD INDUSTRY PRODUCTS62 RUBBER INDUSTRY, RUBBER63 RUBBER INDUSTRY, RUBBER ARTICLES64 PLASTICS65 CHEMICAL INDUSTRY PRODUCTS66 CHEMICAL INDUSTRY PRODUCTS67 CHEMICAL INDUSTRY PRODUCTS68 CHEMICAL INDUSTRY PRODUCTS69 MACHINERY FOR CHEMICAL INDUSTRY70 PRODUCTS OF GLASS AND FUSED MINERALS71 GLASS AND FUSED MINERALS MATERIALS SPECIFICATIONS AND MANUFACTURING EQUIPMENT72 BUILDING RAW MATERIALS, MATERIALS AND PRODUCTS73 BUILDING DESIGN AND CONSTRUCTION74 PARTS OF BUILDINGS75 WATER MANAGEMENT76 Services77 PACKAGING AND PACKAGE ENGINEERING79 LEATHER INDUSTRY80 TEXTILE MATERIALS AND PRODUCTS81 MACHINERY FOR TEXTILE INDUSTRY82 MACHINES AND EQUIPMENT FOR SURFACE TREATMENT83 ENVIRONMENT PROTECTION, WORKING AND PERSONAL PROTECTION, SAFETY OF MACHINE EQUIPMENT AND ERGONOMICS84 HEALTH SERVICE85 HEALTH SERVICE86 HEALTH SERVICE88 PRINTING INDUSTRY89 MUSICAL INSTRUMENTS90 OFFICE, SCHOOL AND DRAWING SUPPLIES91 INTERIOR FURNISHING93 OUTFITTING ARTICLES94 OUTFITTING ARTICLES95 OUTFITTING ARTICLES96 OUTFITTING ARTICLES97 Data exchange98 99 METROLOGY
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