Compositions – Water-softening or purifying or scale-inhibiting agents
Patent
1975-08-29
1977-07-12
Pitlick, Harris A.
Compositions
Water-softening or purifying or scale-inhibiting agents
134 38, 134 40, 252305, 252364, 252DIG9, C11D 750, C11D 730, C23G 502
Patent
active
040352587
ABSTRACT:
This invention relates to azeotropic compositions of 1,2-dichloro-1-fluoroethane or of 1,2-dichloro-1,2-difluoroethane with certain alcohols, ethers, or ketones.
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Phillips Petroleum Company
Pitlick Harris A.
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