CH284313A
(en )
1952-07-31
Process for the production of a powder which can be used for the preparation of a hydraulic binder and powder obtained by this process.
FR819963A
(en )
1937-10-29
Process for the preparation of beta-halogen-butudienes-1. 3
FR737840A
(en )
1932-12-16
Process for the preparation of ores, sintered with a view to their reduction
FR753438A
(en )
1933-10-16
Process for the preparation of oxidized ores, with a view to their hydrometallurgical treatment
FR809950A
(en )
1937-03-12
Improvements to friction materials, and process for their manufacture
FR48402E
(en )
1938-02-03
Process for the treatment of acidiferous tars, with a view to their conversion into technically usable oils
FR839904A
(en )
1939-04-14
Process for the preparation of alkaline percarbonates
FR766252A
(en )
1934-06-25
Process for the production of fuel briquettes
FR767389A
(en )
1934-07-17
Process to improve the fluidity of slags
FR822422A
(en )
1937-12-30
Process for the preparation of beta (p-oxyphenyl) -isopropylmethylamine
FR726324A
(en )
1932-05-26
Process for improving flour for cooking
FR792591A
(en )
1936-01-06
Process for the preparatory treatment of carbonaceous substances with a view to their hydrogenation
FR781843A
(en )
1935-05-22
Process for the treatment of acidiferous tars, with a view to their conversion into technically usable oils
FR837700A
(en )
1939-02-15
Continuous casting process
FR830689A
(en )
1938-08-05
Process for the preparation of macrocyclic lactones
FR870537A
(en )
1942-03-13
Process for the preparation of 6-oxychromanes
FR869935A
(en )
1942-02-24
Process for the preparation of n-sulfonylureas
FR828972A
(en )
1938-06-07
Primers and their preparation process
FR870465A
(en )
1942-03-12
Process for the production of castings
FR822895A
(en )
1938-01-10
Process for the preparation of beta (p-oxyphenyl) -isopropylmethylamine
FR818895A
(en )
1937-10-05
Process for the activation of raw earth
FR756614A
(en )
1933-12-13
Process for the production of carbonaceous fertilizers
FR832221A
(en )
1938-09-23
Process for the preparation of 2-methyl-4-amino-5-cyanopyrimidine
FR704935A
(en )
1931-05-28
Process for the extraction of sugars from plants for distillation
FR736591A
(en )
1932-11-25
Process for the preparation of trimethylene-trinitramine