Composition and method for drilling a reservoir containing a hig

Details Composition and method for drilling a reservoir containing a hig Composition and method for drilling a reservoir containing a hig

1976-06-30

1977-08-02

Guynn, Herbert B.

Compositions

Leather or fur treating

175 69, 175 71, 210 58, 252180, C09K 702, C09K 708, C02B 506

Patent

active

040394590

ABSTRACT:
A composition and method for drilling a well into a subterranean reservoir containing a high temperature aqueous liquid which composition contains as a scale inhibitor (i) a water-soluble substituted iminodi(methylene phosphonic acid) compound having a carbon-to-phosphorus bond or a water-soluble salt thereof, (ii) a dicarboxylic acid, (iii) a lower alkyl ester or hydroxy derivative of a dicarboxylic acid, (iv) hexamethylenetetramine, (v) thiourea, or (vi) the amide reaction product of a polycarboxylic acid and an aliphatic amine, an aliphatic hydroxyl amine, or a heterocyclic nitrogen-containing compound.

REFERENCES:
patent: 2650197 (1953-08-01), Rahn
patent: 2923681 (1960-02-01), Hein et al.
patent: 3130153 (1964-04-01), Keller
patent: 3313362 (1967-04-01), Schneider
patent: 3336221 (1967-08-01), Ralston
patent: 3597352 (1971-08-01), Stanford et al.
patent: 3749554 (1973-07-01), Fischer et al.
patent: 3958635 (1976-05-01), Zilch et al.

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