GOST 4.302-1985
System of product-quality indices. Downhole hammers for drilling geological prospecting boreholes. Nomenclature of indices

Standard No.

GOST 4.302-1985

Release Date

1985

Published By

RU-GOST R

Latest

GOST 4.302-1985

Scope

The standard establishes a range of main quality indicators for downhole impact machines for drilling exploration wells

GOST 4.302-1985 history

• 1985 GOST 4.302-1985 System of product-quality indices. Downhole hammers for drilling geological prospecting boreholes. Nomenclature of indices