GB/T 22584-2008 General technical specification for the blasting-smoke purifying equipment for mine

GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 1236-2000 Industrial fans—Performance testing using standardized airways GB/T 1236-2017 Industrial fan—Performance testing using standardized airways GB/T 2888-1991 Methods of noise measurement for fans, blowers compressors and Roots blowers GB/T 2888-2008 Methods of noise measurement for fans blowers compressors and Roots blowers GB 2894-1996 Safety signs GB 2894-2008 Safety signs and guideline for the use GB 3836.2-2000 Electrical apparatus for explosive gas atmospheres—Part 2:Flameproof enclosure “d” GB 3836.2-2010 Explosive atmospheres—Part 2:Equipment protection by flameproof enclosures "d" GB/T 3836.2-2021 Explosive atmospheres—Part 2:Equipment protection by flameproof enclosures “d” GB/T 4798.1-1986 Environmental conditions existing in the application of electric and electronic products—Storage GB/T 4798.1-2005 Environmental conditions existing in the application of electric and electronic products—Section 1:Storage GB/T 4798.1-2019 Classification of environmental conditions—Classification of groups of environmental parameters and their severities—Part 1:Storage GB 9969.1-1998 General principles for preparation of instructions for use of industrial products GB/T 10111-1988 Methods for random sampling by utilizing dices of random number GB/T 10111-2008 Generation of random numbers and procedures applied to sampling inspection for product quality MT 113-1995 Flame and Electrostatic Resistance Test Method and Criteria for Polymer Products Used in Coal Mine Underground Workplaces GB/T 4857.5-1992 Packaging--Transport packages--Verticalimpact test method by dropping GB 2894-2025 Safety colours and safety signs GB/T 191-2025 Graphical symbols marking for handling and storage of packages