FR780765A
(en )
1935-05-03
Process for the production of pure lead arsenates from impure lead sulphate and protoxide
FR731292A
(en )
1932-08-31
Process for the manufacture of glasses, enamels, glazes and the like, containing lead
FR737168A
(en )
1932-12-08
Process for manufacturing oxygen enriched mixtures from air
FR704585A
(en )
1931-05-22
Process for the production of pigments composed of calcium sulphate and titanium oxide
FR748681A
(en )
1933-07-07
Manufacturing process of lead bronze alloys
FR841794A
(en )
1939-05-26
Process for the manufacture of pigments containing rutile-structured titanium anhydride
FR794218A
(en )
1936-02-11
Calcium aluminate manufacturing process
FR784955A
(en )
1935-07-29
Alkalicellulose manufacturing process
FR805271A
(en )
1936-11-16
Process for the production of pure and raw acetals
FR795931A
(en )
1936-03-25
Process for the production of oxyarylaminopyrene and oxyarylaminochrysene
FR752507A
(en )
1933-09-25
Process for the simultaneous production of potassium carbonate and sodium sulphate from potassium sulphate
FR829020A
(en )
1938-06-08
Process for the production of easily filtered calcium carbonate during the manufacture of ammonium sulfate from calcium sulfate
FR798347A
(en )
1936-05-14
Process for the production of zinc oxide
FR788198A
(en )
1935-10-05
Process for the manufacture of therapeutic preparations releasing carbonic acid
FR803788A
(en )
1936-10-08
Process for the manufacture of anhydrous calcium sulphate and plasters produced using this sulphate
FR774395A
(en )
1934-12-05
Ornament manufacturing process
FR850721A
(en )
1939-12-23
Process for manufacturing cements using calcium sulphate and high-furnace slag
FR973195A
(en )
1951-02-08
Process for recovering pyridic bases in the manufacture of ammonium sulphate
FR791021A
(en )
1935-12-02
Manufacturing process of pure alumina and raw potassium sulphate starting from alunite
FR818290A
(en )
1937-09-22
Manufacturing process for vinyl resins and resins resulting from the application of this process
FR830021A
(en )
1938-07-19
Manufacturing process of enamels
FR757922A
(en )
1934-01-08
Footwear and footwear manufacturing process resulting from the application of this process
FR800369A
(en )
1936-07-03
Manufacturing process of halogen-alkylamines
FR780069A
(en )
1935-04-18
Process for the application of fiber cement agglomerates in the manufacture of coffins
FR738620A
(en )
1932-12-28
Process for the production of pure titanium oxide