MT/T 639-1996 Replaced Industry standards-Coal

MT/T 639-1996 The method for measuring the initial velocity of gas emission during drilling

Publish Date: 1996-12-30 Implement Date: 1997-11-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: MT/T 639-1996

Standard Type: Industry standards

Standard Status: Replaced

is_force_gb: no

CCS Name: -

ICS Name: -

Publish Date: 1996-12-30

Implement Date: 1997-11-01

Pages: 6 pages

Development Information

Word Count: 8 Thousand words Pages: 6 pages

Superseded by the following standards

MT/T 639-2019 The method for measuring the initial velocity of gas emission during drilling

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