Petroleum, petrochemical and natural gas industries. Lubrication, shaft-sealing and control-oil systems and auxiliaries-Self-acting gas seal support systems
Document status: Active
Petroleum, chemical and gas service industries. Centrifugal compressors
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Petroleum and natural gas industries. Rotary-type positive-displacement compressors-Process compressors (oil-free)
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Petroleum, petrochemical and natural gas industries. Rotary-type positive-displacement compressors-Process compressors
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Petroleum and natural gas industries. Rotary-type positive-displacement compressors-Packaged air compressors (oil-free)
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Resistance welding. Testing of welds. Peel and chisel testing of resistance spot and projection welds
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Dental implant systems. Contents of technical file
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Building materials and products. Hygrothermal properties. Tabulated design values and procedures for determining declared and design thermal values
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Gas cylinders. Welded aluminium-alloy, carbon and stainless steel gas cylinders. Periodic inspection and testing
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Gas cylinders. Acetylene cylinders. Periodic inspection and maintenance
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