STAS 9305-1981
ACTIVATED BENTONITE FOR DRILLING FLUIDS

Standard No.

STAS 9305-1981

Release Date

1981

Published By

RO-ASRO

Latest

STAS 9305-1981

Scope

Prezentul standard se refer? la bentonita activat?, utilizat? la prepararea fluidelO] de foraj si ob?inut? prin tratarea bentonitei conform STAS 2640-72 cu 2... 4% sod? cal cinat? (STAS 99-76).

STAS 9305-1981 history

• 1981 STAS 9305-1981 ACTIVATED BENTONITE FOR DRILLING FLUIDS