CH138520A
(en )
1930-02-28
Method of forming an enamel mass.
FR657183A
(en )
1929-05-17
Process for the production of ortho-aminoarylmercaptans
FR661404A
(en )
1929-07-25
Process for the production of alkaline earth metal oxides
FR653440A
(en )
1929-03-21
Process for obtaining phosphorus from ferro-phosphorus
FR638052A
(en )
1928-05-15
Construction process
SU9958A1
(en )
1929-06-29
The method of preparation of the composition for coating the glass matte
FR633319A
(en )
1928-01-27
Process for obtaining diazotypes
FR699033A
(en )
1931-02-09
Process for the preparation of aminodiazoanthraquinones
FR664528A
(en )
1929-09-04
Process for the preparation of anaglyphs
FR645963A
(en )
1928-11-06
Process for the production of ortho-amino-diarylethers
FR610454A
(en )
1926-09-06
Luminescent enamelling process
FR646576A
(en )
1928-11-13
Process for the production of aminonaphtholethers
FR646402A
(en )
1928-11-12
Process for the production of oxydiarylketones
FR642946A
(en )
1928-09-06
Process for the production of 1.8-naphthoxypenthiophenes
FR661543A
(en )
1929-07-26
Process for the preparation of 3-alkoxy-oxythionaphthenes
FR658850A
(en )
1929-06-20
Process for the preparation of hydroxythionaphthenes
FR659073A
(en )
1929-06-24
Process for the preparation of hydroxythionaphthenes
FR650561A
(en )
1929-01-10
Process for the preparation of 1-methyl-2.5-dichloro-4-aminobenzene
FR683487A
(en )
1930-06-12
Method of making an anti-rust substance
FR627303A
(en )
1927-10-01
Urea preparation process
FR688436A
(en )
1930-08-22
Process for the preparation of formaldehyde
FR628674A
(en )
1927-10-27
Process for the preparation of phenylmethylpyrazolon
FR639681A
(en )
1928-06-27
Hydrocarbon preparation process
FR637654A
(en )
1928-05-05
Improved sizing process
FR689265A
(en )
1930-09-04
Process for the preparation of an explosive mass