FR1226856A
(en )
1960-08-16
Alloy steels pickling process
FR1247025A
(en )
1960-11-25
Flotation process for mineral matter containing columbium
BE585227A
(en )
1960-04-01
Process for the concentration of aqueous solutions of radioactive waste.
BE582093A
(en )
1960-12-16
Process for recovering waste liquids from pickling baths containing iron salts.
FR1234930A
(en )
1960-07-01
Process for recovering residual pickling liquors containing an iron salt
BE575372A
(en )
1959-05-29
Process for preparing sterilized vitamin D solutions containing calcium salts
CH355296A
(en )
1961-08-15
Process for recovering polymers contained in waste solutions
FR1188817A
(en )
1959-09-25
Process for improving polyamides by treating polyamide turnings with water containing hydrazine
FR1295376A
(en )
1962-06-08
Process for treating solutions containing toxic copper
FR1098478A
(en )
1955-07-27
Process and installation for extracting salt from mother liquors
BE580080A
(en )
1959-10-16
Pickling process for alloy steels.
FR1246235A
(en )
1960-11-18
Cyclic process for recovering lithium salts
BE614462A
(en )
1962-06-18
Process for treating ores containing iron
FR1259947A
(en )
1961-04-28
Process for treating aqueous solutions containing reducible metal ions
FR1129139A
(en )
1957-01-16
Paper mill waste liquor treatment process
FR1177839A
(en )
1959-04-29
Process for separating metal salts from their aqueous solutions
FR1371159A
(en )
1964-09-04
Process for the treatment of liquors containing dissolved solids
FR1385671A
(en )
1965-01-15
Process for the recovery of residual chlorine with simultaneous removal of hydrochloric pickling liquors containing iron
FR1216635A
(en )
1960-04-26
Degassing process for ferrous castings
FR1357318A
(en )
1964-04-03
Process for recovering sodium salts from waste liquors
FR1202954A
(en )
1960-01-14
Process for the regeneration of ion exchangers used for the removal of salts from sugar solutions in the ammonia cycle
FR1476213A
(en )
1967-04-07
Process for regenerating pickling baths containing hydrochloric acid
BE597378A
(en )
1961-03-15
Process of refining metal baths.
FR1309609A
(en )
1962-11-16
Treatment method for potassium salts containing magnesium
FR1178942A
(en )
1959-05-19
Process for dephenolating residual water