FR2329839A1
(en )
1977-05-27
PROCESS FOR EXTRACTING VISCOUS OIL FROM AN UNDERGROUND FORMATION
ZA71660B
(en )
1971-10-27
Process for recovering polymers from organic solutions
IL37060A0
(en )
1971-08-25
Process for separating water from aqueous mixtures
FR2295128A1
(en )
1976-07-16
PROCESS FOR EXTRACTING METAL ELEMENTS FROM UNDERWATER NODULES
SU568376A3
(en )
1977-08-05
Method of recovering copper from its salts by extraction
OA04514A
(en )
1980-03-30
Process to prevent incrustations.
BE768312A
(en )
1971-12-09
PROCESS FOR EXTRACTING CARBONYL SULFIDE FROM HYDROCARBONS
DK114262B
(en )
1969-06-16
Process for the extraction of a soluble mineral, in particular sodium chloride.
OA02528A
(en )
1970-05-05
Process for recovering a salt by dissolution.
IL37061A0
(en )
1971-08-25
Process for separating water from aqueous mixtures
OA03305A
(en )
1970-12-15
A process for extracting salt from an underground formation.
FR96081E
(en )
1972-05-19
Copper recovery process.
BE799902A
(en )
1973-09-17
PROCESS FOR SEPARATING ONE FROM THE OTHER OF METALS BY LIQUID-LIQUID EXTRACTION,
SE382307B
(en )
1976-01-26
PROCEDURE FOR MAKING A METAL FORM BY EXTRACTION
CH438328A
(en )
1967-06-30
Process for extracting a nucleotide from a fermentation broth containing it
FR2021060A1
(en )
1970-07-17
PROCESS FOR INCREASING THE FLOW RATE OF A LIQUID-LIQUID EXTRACTION PLANT
OA03590A
(en )
1971-03-30
Oil extraction process.
OA04330A
(en )
1980-01-15
Process for extracting metals from aqueous solutions.
OA03503A
(en )
1971-03-30
Process for extracting uranium from its ores.
SU436872A1
(en )
1974-07-25
Electrolyzer for the extraction of metals from solutions
SU479735A1
(en )
1975-08-05
The method of extraction of rhenium from aqueous solutions
OA03034A
(en )
1970-12-15
Process for recovering crude oil from underground formation.
BE789909R
(en )
1973-02-01
PROCESS FOR EXTRACTING IMPURITIES FROM A
BE781903A
(en )
1972-07-31
METHOD OF EXTRACTING IMPURITIES FROM A LIQUID
FR1436644A
(en )
1966-04-29
Process for extracting water from brine