Liquid purification or separation – Processes – Ion exchange or selective sorption
Patent
1986-06-27
1988-09-27
Cintins, Ivars
Liquid purification or separation
Processes
Ion exchange or selective sorption
210690, 210777, B01D 3702
Patent
active
047740043
ABSTRACT:
This invention relates to a process for the filtration of liquors containing organic solvents in dry cleaning using natural and/or synthetic layered silicates prepared with one or more ammonium compounds corresponding to the following general formula
REFERENCES:
patent: 3368678 (1968-02-01), Gilbert
patent: 4386010 (1983-05-01), Hildebrandt
FCR Information No. 174, published Jul. 1977, for the Research Institute on Chemical Cleaning.
Chemical Abstract, vol. 75, 14420, (1971).
Gruenewaelder Werner
Schaefer Margarete
von Rybinski Wolfgang
Wichelhaus Winfried
Cintins Ivars
Grandmaison Real J.
Henkel Kommanditgesellschaft auf Aktien
Millson Jr. Henry E.
Szoke Ernest G.
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