GOST R 51639-2000
Bits for core exploratory drilling wells the big diameters. Types and main dimensions

Standard No.

GOST R 51639-2000

Release Date

2000

Published By

RU-GOST R

Latest

GOST R 51639-2000

Scope

This standard applies to bits used for drilling large-diameter wells with single core pipes, and

GOST R 51639-2000 history

• 2000 GOST R 51639-2000 Bits for core exploratory drilling wells the big diameters. Types and main dimensions