CH268171A
(en )
1950-05-15
Process for the preparation of mixtures for the activation of metal surfaces.
AT307848B
(en )
1973-06-12
Process for the treatment of phosphated metal surfaces
CH201630A
(en )
1938-12-15
Process for the electrolytic production of metal coatings.
FR852312A
(en )
1940-01-30
Electrolytic metal polishing process
CH204518A
(en )
1939-05-15
Method and device for the electrolytic decomposition of salt solutions using the amalgam method.
CH272579A
(en )
1950-12-31
Process for the electrolytic deposition of metallic selenium.
CH254797A
(en )
1948-05-31
Process for making cryolite.
CH255963A
(en )
1948-07-31
Process for the production of sodium dicyandiamide.
CH231705A
(en )
1944-04-15
Process for the electrolysis of metal salt solutions using the amalgam process.
CH233236A
(en )
1944-07-15
Process for the compensation of objects.
CH226002A
(en )
1943-03-15
Process for the electrolysis of solutions containing alkali salts.
CH208853A
(en )
1940-02-29
Process for increasing the oligodynamic effect of metals.
CH295405A
(en )
1953-12-31
Process for the electrochemical treatment of metal objects.
CH260296A
(en )
1949-03-15
Process for the electrolysis of an aqueous alkali metal chloride solution in a cell.
CH220202A
(en )
1942-03-31
Process for the production of sodium persulfate.
CH296008A
(en )
1954-01-31
Process for the electrolytic treatment of objects made of iron or iron alloys.
CH266888A
(en )
1950-02-28
Process for the electrolysis of aqueous solutions.
CH236015A
(en )
1945-01-15
Process for the production of perchlorethylene.
CH224979A
(en )
1942-12-31
Process for the production of diazotypes.
CH259826A
(en )
1949-02-15
Process for purifying water.
CH228428A
(en )
1943-08-31
Process for the production of highly concentrated alkali solutions by decomposing alkali amalgam.
CH225788A
(en )
1943-02-28
Process for the treatment of super polyamides.
CH241663A
(en )
1946-03-31
Process for the electrolytic production of shiny zinc deposits.
CH229662A
(en )
1943-11-15
Process for the production of serrations on circular workpieces using the screw generating process.
CH225824A
(en )
1943-02-28
Process for pressing metals or metal alloys.