FR540585A
(en )
1922-07-13
Hydrocarbon treatment process
FR521891A
(en )
1921-07-21
Process for the preparation of pyridic bases
FR490706A
(en )
1919-05-06
Benzoylation process of organic amide compounds
FR503668A
(en )
1920-06-16
Process for treating organic matter intended for use as fertilizer
FR487842A
(en )
1918-07-30
Process for preparing thorium compounds
FR583678A
(en )
1925-01-19
Improvements relating to the production of organic nitro compounds
FR513143A
(en )
1921-02-08
Manufacturing process of hinges
FR562460A
(en )
1923-11-12
Process for the preparation of new organic arsenicals
CH76769A
(en )
1918-02-16
Construction process of economical houses
FR434510A
(en )
1912-02-06
Process for treating raw hides with aqueous solutions or emulsions of organic compounds
FR493672A
(en )
1919-08-19
Process for disinfection of any premises
FR517817A
(en )
1921-05-12
Process for manufacturing cellulosic compounds
FR488359A
(en )
1918-09-17
Enfleurage process
FR578858A
(en )
1924-10-06
Process for the production of organic metal compounds
FR458963A
(en )
1913-10-23
Hydrogenation process of organic combinations
FR572973A
(en )
1924-06-16
Process for the preparation of new organic mercury compounds
FR494071A
(en )
1919-08-29
Pyrolusite treatment process
FR856945A
(en )
1940-08-16
Process for the production of organic compounds containing sulfur
FR500347A
(en )
1920-03-08
Manufacturing process of methylarsine chloride
FR515717A
(en )
1921-04-06
Process for the production of artificial tanning materials
FR530505A
(en )
1921-12-24
Spinning process of nitrocellulose solutions
FR516902A
(en )
1921-04-28
Manufacturing process of rubber-like masses
FR14101E
(en )
1911-09-23
Production of new anthracene compounds
FR583651A
(en )
1925-01-19
Process for the production of cyanogen compounds
FR17511E
(en )
1913-10-02
Process for the production of diolefins