A method to improve dewatering of filter cakes in a filtration process. The method involves introducing a surfactant as a vapor or mist into a flow of steam and treating the filter cake with this gaseous mixture.
申请公布号
US5180505(A)
申请公布日期
1993.01.19
申请号
US19910712547
申请日期
1991.06.10
申请人
STEFANSKI, MAREK J.;STEFANSKI, MARIA;SIROIS, LOUIS L.
发明人
STEFANSKI, MAREK J.;STEFANSKI, MARIA;SIROIS, LOUIS L.