Drilling fluids containing an additive composition

Details Drilling fluids containing an additive composition Drilling fluids containing an additive composition

1976-06-28

1977-12-20

Guynn, Herbert B.

Compositions

Leather or fur treating

252 85P, C09K 702

Patent

active

040640566

ABSTRACT:
Aqueous drilling fluids containing a minor amount of an additive composition. Such fluids are especially useful where reduced torque drilling fluids are needed. Another embodiment of this invention relates to a method of drilling utilizing the above-described fluids.
The additive is a composition containing a particular emulsifying agent, a petroleum oil carrier, tetraethylene oxide -- nonyl phenol adduct, ethylene glycol monobutyl ether, hexahydro 1, 3, 5-triethyl -s-triazine, tri-isopropanolamine and optionally ditertiary alkyl polysulfide, a chlorinated hydrocarbon, and zinc dialkyl dithiophosphate.

REFERENCES:
patent: 3214374 (1965-10-01), Sample
patent: 3761410 (1973-09-01), Mondshine et al.
patent: 3810836 (1974-05-01), Norton
patent: 3840460 (1974-10-01), Sheldahl et al.
patent: 3899431 (1975-08-01), Hayes et al.
patent: 3981998 (1976-09-01), Waldstein

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