FR629838A
(en )
1927-11-17
Process for the production of hydrocarbons, in particular aromatic hydrocarbons
FR577765A
(en )
1924-09-10
Process for the production of ornaments, inscriptions and other designs on artificial stone
FR657183A
(en )
1929-05-17
Process for the production of ortho-aminoarylmercaptans
FR561351A
(en )
1923-10-20
Process for the production of fruit extracts such as almonds, coconut, etc.
FR615806A
(en )
1927-01-17
Mosaic production process of ornamental designs in the form of triangles
FR716178A
(en )
1931-12-16
Process for the production of humectants, detergents and emulsifiers
FR645108A
(en )
1928-10-19
Process for manufacturing an imitation leather and, in particular, that known as old leather
FR585965A
(en )
1925-03-12
System of inscriptions and decorations and their manufacturing process
FR593538A
(en )
1925-08-25
Process for the delayed production, by the action of light, of inscriptions, designs, etc., and resulting product
FR607605A
(en )
1926-07-06
Process and tablets for the production of snow-like flakes in air
FR616051A
(en )
1927-01-22
Process for obtaining 1, 4-diarylamino-5, 8-dioxyanthraquinone and leucooxyanthraquinones
FR597572A
(en )
1925-11-24
Process for the production of colored designs on leather
FR601329A
(en )
1926-02-27
Process for the production of 1.1'-dianthraquinonyl-2, 2'-dialdehyde and its derivatives
FR616622A
(en )
1927-02-05
Process for the production of p.p'-diaminodiphenylurea and its substituted derivatives in the ring
FR612381A
(en )
1926-10-22
Process for the production of n-dihydro 1, 2, 1 ', 2' anthraquinoneazine and its derivatives
FR645919A
(en )
1928-11-05
Process for the production of 2.3-aminonaphthol and its substituted derivatives in the ring
FR724934A
(en )
1932-05-04
Process for the production of 1.4-diaminoanthraquinone
FR616377A
(en )
1927-02-01
Fertilizer integration process
FR646402A
(en )
1928-11-12
Process for the production of oxydiarylketones
FR590683A
(en )
1925-06-20
Direct steel production process
FR633150A
(en )
1928-01-21
Process for obtaining designs with various patterns
FR642946A
(en )
1928-09-06
Process for the production of 1.8-naphthoxypenthiophenes
ES84419A1
(en )
1923-05-16
Iridescence process for artificial pearls and particularly glass pearls.
FR582556A
(en )
1924-12-22
Process for the manufacture of artificial leather, oilcloth, etc.
FR587972A
(en )
1925-04-28
Synthetic ammonia production process