Explosive atmospheres - Part 35-1: Caplights for use in mines susceptible to firedamp - General requirements - Construction and testing in relation to the risk of explosion
发布日期:2011-05-26 实施日期:2011-05-26
Petroleum and natural gas industries - Drilling and production equipment - Ground oil-gas transportation pump
发布日期:2011-05-22 实施日期:2011-10-01
Petroleum and natural gas industries - Drilling and production equipment - Drill-through equipment
发布日期:2006-03-29 实施日期:2006-09-01
实施日期:2007-12-01
Rock drilling equipment -- Forged collared shanks and corresponding chuck bushings for hollow hexagonal drill steels
发布日期:1991-01-01 实施日期:1991-01-01
Conveyor belts with textile plies for bulk goods; permanent joints
Recommended practice for electrical submersible pump teardown report
发布日期:2010-11-10 实施日期:2011-03-01
Druckfest gekapselte Versorgungs und Regeleinheiten fuer Netze bis 1100 V im Grubenbau. Luftgekuehlte Transformatoren fuer Bohrmaschinen Mining Type Flameproof Supply and Control Units for Use on Syste...
实施日期:1993-01-01
Conveyor belts - Specification for rubber- or plastics-covered conveyor belts of textile construction for underground mining
实施日期:2010-01-01
Low speed Koepe winding machines with friction wheel, for shafts and drifts; braking system calculation formulae
实施日期:1986-10-01
Kratzer fuer Kettenfoerderer fuer den Bergbau Scraper Bars for Chain Conveyors for Mining Raclettes pour convoyeurs. cha?nes pour l'exploitation minière. Spécifications
实施日期:1985-05-31
发布日期:2013-04-01 实施日期:2013-04-01
Transport-und Foerdereinrichtungen im Bergbau. Schmiedestahl Colliery haulage and winding equipment. Part 2:Specification for wrought steel Appareils de tra?nage et d'extraction pour usage dans les min...
实施日期:1989-09-29
Rock drilling -- Extension drill-steel equipment for percussive long-hole drilling -- Reverse-buttress-threaded equipments 1 1/16 and 1 1/4 in (27 and 32 mm)
发布日期:1974-08-01 实施日期:1974-08-01
Flammfeste Abbauortboxen fuer den Bergbau. Spezifikation. Abbauortboxen mit Beleuchtungstransformatoren Specification for Mining type flameproof gate-end boxes-Part 3:Gate-end boxes with lighting trans...
实施日期:1971-03-26
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