DZ 0008-1991 Replaced Industry standards-Geology

DZ 0008-1991 Special joint for drill string used in hydrogeological drilling

Publish Date: 1991-05-24 Implement Date: 1991-10-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: DZ 0008-1991

Standard Type: Industry standards

Standard Status: Replaced

is_force_gb: no

CCS Name: -

ICS Name: -

Publish Date: 1991-05-24

Implement Date: 1991-10-01

Publisher: The Ministry of Geology and Mineral Resources of the People's Republic of China

Technical Committee: National Geological and Mineral Standards Technical Committee, Prospecting Engineering and Mechanical Equipment Sub-Technical Committee

Pages: 18 pages

Development Information

Drafting Units:

The Institute of Hydrogeology and Engineering Geology, Ministry of Geology and Mineral Resources, and Gansu Prospecting Machinery Factory

Drafting Persons:

Peng Jianguo

Word Count: 31 Thousand words Pages: 18 pages

Referenced Standards

GB 9811 GB 9809 GB/T 4749-2003 Petroleum equipment—Thread gages for rotary shouldered connections

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