FR726206A
(en )
1932-05-25
Process for the preparation of protocatechuic aldehyde and its substitutes
FR660678A
(en )
1929-07-16
Process for the production of ethyl alcohol and other organic compounds
FR615732A
(en )
1927-01-14
Process for dehydration and rectification of alcohol and other volatile products
FR645169A
(en )
1928-10-20
Ethyl alcohol condensation process
FR593338A
(en )
1925-08-20
Process for the preparation of new acetylene condensation products
FR625528A
(en )
1927-08-12
Process for the preparation and production of anthraquinone intermediates
FR650770A
(en )
1929-02-11
Method and apparatus for dehydration and distillation of tar
FR686649A
(en )
1930-07-29
Process for the preparation of carbamates and other products
FR667308A
(en )
1929-10-15
Process for the preparation of acetylene condensation products
FR612758A
(en )
1926-10-30
Process for obtaining condensation products of crotonic aldehyde
FR612297A
(en )
1926-10-20
Method for the preparation of synthetic resinous bodies and products formed thereof
FR644648A
(en )
1928-10-11
Process for the preparation of porous artificial products
FR769225A
(en )
1934-08-22
Process for the preparation of condensation products of carbamide and methyl aldehyde
FR629383A
(en )
1927-11-09
Process for the dehydration of ethyl alcohol
FR651646A
(en )
1929-02-25
Process for obtaining condensation products of aldehydes and phenols
FR840863A
(en )
1939-05-05
Process for preparing alcohol from whey and similar products
FR626495A
(en )
1927-09-07
Ethyl alcohol denaturing product
FR828619A
(en )
1938-05-24
Basic condensation products and process for their preparation
FR644947A
(en )
1928-10-16
Process for the preparation of condensation products of the naphthostyryl series
FR623459A
(en )
1927-06-24
Process for the total extraction of cenanthic perfumes produced by the fermentation of wines
FR683070A
(en )
1930-06-05
Process for the preparation of the primary hydrogenation products of mothballs
FR830863A
(en )
1938-08-11
Condensation products and their preparation process
FR823891A
(en )
1938-01-27
Condensation products and their preparation process
FR828532A
(en )
1938-05-19
Process for the preparation of new condensation products
FR39334E
(en )
1931-10-12
Process for obtaining condensation products of aldehydes and phenols