CH290905A
(en )
1953-05-31
Process for the production of semi-pulp.
CH292033A
(en )
1953-07-31
Process for the manufacture of spinnerets.
AT168590B
(en )
1951-06-25
Process for making low-nitrogen steel
AT175782B
(en )
1953-08-10
Process for the production of semi-pulp
CH281721A
(en )
1952-03-31
Method of making embroidery.
AT169202B
(en )
1951-10-25
Process for making tunnels
AT171709B
(en )
1952-06-25
Process for the preparation of oximes
AT172334B
(en )
1952-08-25
Process for the preparation of N-dialkylaminoalkylphenthiazines
AT174919B
(en )
1953-05-26
Process for the production of morpholines
AT173047B
(en )
1952-11-10
Process for the production of buildings
CH284350A
(en )
1952-07-31
Process for the manufacture of spinnerets.
AT171176B
(en )
1952-05-10
Process for the production of 17α-methyl-pregnenverbindungen
AT176434B
(en )
1953-10-26
Process for making margarine
CH295380A
(en )
1953-12-31
Process for the production of sausage casings.
AT171175B
(en )
1952-05-10
Process for the production of foam concrete
AT178203B
(en )
1954-04-26
Process for the production of hardboard
AT179385B
(en )
1954-08-25
Process for the preparation of substituted pteridines
AT176307B
(en )
1953-10-10
Process for the preparation of 20-keto-pregnanes
AT169834B
(en )
1951-12-27
Process for the preparation of pentaenes
AT179289B
(en )
1954-08-10
Process for the production of halofluoroethenes
AT175963B
(en )
1953-09-10
Process for the production of rayon
AT167305B
(en )
1950-12-11
Process for the production of artificial casings
AT169802B
(en )
1951-12-27
Process for the preparation of substituted imidazolines
AT170150B
(en )
1952-01-25
Process for the production of miner pipes
AT179292B
(en )
1954-08-10
Process for the preparation of 1-benzyl-bz-tetrahydroisoquinoline