Polymers for use as filtration control aids in drilling muds

Details Polymers for use as filtration control aids in drilling muds Polymers for use as filtration control aids in drilling muds

1984-11-23

1987-03-24

Henderson, Christopher

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

252 851, C08F22802, C08F22604

Patent

active

046526234

ABSTRACT:
The instant invention is directed to a polymer, having an intrinsic viscosity of 1.0 to 7.0, preferably 1.5 to 5.0, dl/g in 1.0M NaCl, prepared from:

REFERENCES:
patent: 4147681 (1979-04-01), Lim
patent: 4293427 (1981-09-01), Lucas
patent: 4305860 (1981-12-01), Iovine
patent: 4455240 (1984-01-01), Costello
patent: 4536292 (1985-08-01), Matz

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