The present invention provides methods and defoaming compositions for preventing the formation of foam or the entrainment of gas in a liquid fluid or for breaking a previously formed liquid fluid foam. The defoaming compositions of the invention are basically comprised of a mixture of glycerol tristearate and one or more aliphatic hydrocarbons selected from the group of olefins having one or more internal double bonds and having 14 to 18 carbon atoms and a C10 dimer of the formula
申请公布号
CA2386315(A1)
申请公布日期
2003.04.02
申请号
CA20022386315
申请日期
2002.05.14
申请人
HALLIBURTON ENERGY SERVICES, INC.
发明人
CROMWELL, ROGER S.;CHATTERJI, JITEN;ZAMORA, FRANK;KING, BOBBY J.