CH290905A
(en )
1953-05-31
Process for the production of semi-pulp.
CH265481A
(en )
1949-12-15
Process for the production of polyamide threads.
AT169814B
(en )
1951-12-27
Process for the production of strong gas from lean gas
CH281721A
(en )
1952-03-31
Method of making embroidery.
AT174919B
(en )
1953-05-26
Process for the production of morpholines
AT173047B
(en )
1952-11-10
Process for the production of buildings
AT171176B
(en )
1952-05-10
Process for the production of 17α-methyl-pregnenverbindungen
AT172334B
(en )
1952-08-25
Process for the preparation of N-dialkylaminoalkylphenthiazines
AT170284B
(en )
1952-02-11
Process for the production of cell bodies
AT178203B
(en )
1954-04-26
Process for the production of hardboard
AT169799B
(en )
1951-12-27
Process for the continuous separation of hydrogen sulfide from gases
AT173941B
(en )
1953-02-10
Process for the production of staple strips from metal strips
AT172337B
(en )
1952-08-25
Process for the production of quinazoline compounds
AT170150B
(en )
1952-01-25
Process for the production of miner pipes
AT170877B
(en )
1952-04-10
Process for the production of cyanuric halide
AT171175B
(en )
1952-05-10
Process for the production of foam concrete
AT168064B
(en )
1951-04-10
Process for the production of homoveratric acid
AT176186B
(en )
1953-09-25
Process for the continuous production of industrial gas
CH282223A
(en )
1952-04-15
Process for the production of quinazoline compounds.
AT170036B
(en )
1952-01-10
Process for the production of cyanogen chloride
AT179385B
(en )
1954-08-25
Process for the preparation of substituted pteridines
AT169830B
(en )
1951-12-27
Process for the phosphating of metals
AT180256B
(en )
1954-11-25
Process for the production of ω-cyanocarboxylic acids
AT176675B
(en )
1953-11-10
Process for the production of composite fiber-particle boards
AT181376B
(en )
1955-03-10
Process for the production of compounds of the androstane series