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Chinese National Standard Category: Geological exploration equipment

English Title: Tool series for sampling drills
Chinese Title: 取样钻钻具系列
Standard No.: GB 9807-1988
Category No.: D81
Issued by:
Issued on:
Implemented on: 1989-8-1
Status: superseded
Superseded by:DZ/T 0105-1994 Tool series for sampling drills
Superseded on:1994-12-1
Abolished on:
Superseding:
Word Count:500 words
Similar Standards: GB 9805-1988   DZ 14-1982   DZ 12-1982   DZ 17-1982   MT/T 1193-2020   DZ 15-1982   DZ 13-1982   DZ 18-1982   DZ 16-1982   DZ 10-1982   GB 9810-1988   DZ 11-1982   JG/T 548-2018   JG/T 554-2018   JG/T 551-2018   JG/T 549-2018   GB/T 16950-2014   MT/T 521-2006   MT/T 984-2006   MT/T 790-2006  
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