Breaking of water-in-oil emulsions

Details Breaking of water-in-oil emulsions Breaking of water-in-oil emulsions

B - Operations, Transporting

01

D

B01D 17/05 (2006.01) B01D 17/04 (2006.01) C10G 33/04 (2006.01)

Patent

CA 2057425

Breaking of water-in-oil emulsions A b s t r a c t Water-in-oil emulsions which are the oily phase of an oil in-water emulsion which has undergone primary breaking are dehydrated by using polymers and/or oligomers of ethylene oxide and/or 1,2-propylene oxide, oxyalkylated phenolic resins, block polymers or copolymers of ethylene oxide and 1,2-propylene oxide crosslinked with diisocyanates, dicarboxylic acids, formaldehyde and/or diglycidyl ethers, polyether- urethanes and/or alkylbenzenesulphonic acid salts as the breaker. The oily phases mentioned are easier to reprocess and/or can be used as fuel . Le A 27 853 - Foreign countries

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