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HG/T 20662-1999 Technical Specifications for Mechanical Conveying of Chemical Powder Materials (with Explanations)
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This regulation is applicable to the mechanical conveying process design of powder material loading and unloading, crushing, scree
2024-10-04 category：Chemical industry standards (HG)+ View
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HG/T 20661-1999 Technical conditions for masonry of sulfuric acid boiling furnace (with clause explanation)
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This technical condition is applicable to the masonry construction and acceptance of sulfuric acid boiling furnaces for roasting p
2024-10-04 category：Chemical industry standards (HG)+ View
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HG/T 20656-1998 Provisions on the content and depth of detailed design of heating, ventilation and air conditioning in the chemical industry
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This regulation is applicable to the detailed design stage of heating, ventilation, air conditioning, refrigeration and other engi
2024-10-04 category：Chemical industry standards (HG)+ View
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HG/T 20653-1998 Technical regulations for chemical water treatment design in chemical enterprises
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The regulations apply to the design of new water treatment stations for softened water or demineralized water required by high, me
2024-10-04 category：Chemical industry standards (HG)+ View
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HG/T 20651-1998 Provisions for Calculation of Design and Operation Costs of Railway Transport for Chemical Enterprises
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HG/T 20651-1998 Chemical Enterprise Railway Transportation Design Operation Cost Calculation Provisions HG/T20651-1998 Standard Do
2024-10-04 category：Chemical industry standards (HG)+ View
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HG/T 20650-1998 Provisions for calculating design and operation costs of automobile transportation for chemical enterprises
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HG/T 20650-1998 Chemical Enterprise Automobile Transportation Design Operation Cost Calculation Provisions HG/T20650-1998 Standard
2024-10-04 category：Chemical industry standards (HG)+ View
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HG/T 20649-1998 Chemical Enterprise General Plan Transportation Design Specification
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This specification is applicable to the general layout transportation design of chemical enterprises except chemical mining enterp
2024-10-04 category：Chemical industry standards (HG)+ View
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HG/T 20648-1998 Equipment Layout Model Design Regulations (with clause explanation)
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HG/T 20648-1998 Equipment Layout Model Design Regulations (with clause explanation) HG/T20648-1998 Standard download decompression
2024-10-04 category：Chemical industry standards (HG)+ View
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