FR726206A
(en )
1932-05-25
Process for the preparation of protocatechuic aldehyde and its substitutes
FR716428A
(en )
1931-12-21
Process and products for obtaining direct positives
FR38697E
(en )
1931-06-26
Process for the total extraction of oenanthic perfumes produced by the fermentation of wines
FR35372E
(en )
1930-03-08
Process for the total extraction of oenanthic perfumes produced by the fermentation of wines
FR623459A
(en )
1927-06-24
Process for the total extraction of cenanthic perfumes produced by the fermentation of wines
FR33499E
(en )
1928-09-28
Process for the total extraction of oenanthic perfumes produced by the fermentation of wines
FR783319A
(en )
1935-07-11
Process for the preparation of improved detergents and products resulting from the application of this process
FR782330A
(en )
1935-06-03
Process for obtaining nitrogenous condensation products
FR814994A
(en )
1937-07-03
Process for improving the texture of rolled products
FR740647A
(en )
1933-01-30
Process for the production of acetylated ethyl alcohol
FR678319A
(en )
1930-03-21
Process for the extraction of alcohol from fermented marc
FR809275A
(en )
1937-02-27
Process for the enrichment of volatile substances in plant products
FR726534A
(en )
1932-05-30
Process for the extraction of tartar from wine lees
FR41969E
(en )
1933-05-04
Simplified process for treating wine lees for the extraction of tartaric products
FR805257A
(en )
1936-11-16
Process for strengthening skis and resulting product
FR39097E
(en )
1931-08-26
Process for the simultaneous distillation, purification and dehydration of alcohol from fermented musts
FR723515A
(en )
1932-04-11
Process for the transformation of brewer's yeast into baker's yeast
FR828677A
(en )
1938-05-25
Process to activate and promote plant growth
FR44360E
(en )
1934-12-29
Process for denaturing alcohol
FR714976A
(en )
1931-11-23
Simplified process for treating wine lees for the extraction of tartaric products
FR697179A
(en )
1931-01-13
Process for the distillation of muddy lees for the extraction of tartaric products
FR785490A
(en )
1935-08-10
Process for the preparation and purification of intermediate ferments for the transformation of substances
FR736379A
(en )
1932-11-23
Pentaerythritis extraction process
FR817659A
(en )
1937-09-08
Process for the construction by molding of hollow bodies and new products resulting therefrom
FR816252A
(en )
1937-08-04
Process for preparing nitrogenous condensation products