GB/T 34533-2017Measurement of helium porosity and pulse decay permeability of shale (English PDF)

GB/T 34533-2017 is the English-translated version of 页岩氦气法孔隙度和脉冲衰减法渗透率的测定.

GB/T 34533-2017 is the Chinese national standard "Measurement of helium porosity and pulse decay permeability of shale". It was issued on October 14, 2017 by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China and the Standardization Administration of China, and took effect on May 1, 2018. It is obsolete: it has been replaced by GB/T 34533-2023.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.

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