CH273914A
(en )
1951-03-15
Process for the production of viscose threads.
CH280432A
(en )
1952-01-31
Process for the production of protein threads.
AT175782B
(en )
1953-08-10
Process for the production of semi-pulp
CH275797A
(en )
1951-06-15
Process for the production of nitropolystyrene.
AT162374B
(en )
1949-02-25
Process for the production of artificial sponges
AT176015B
(en )
1953-09-10
Process for the production of elastic threads
AT163185B
(en )
1949-05-25
Process for the production of hexachlorocyclohexane
AT172334B
(en )
1952-08-25
Process for the preparation of N-dialkylaminoalkylphenthiazines
AT171176B
(en )
1952-05-10
Process for the production of 17α-methyl-pregnenverbindungen
AT171161B
(en )
1952-05-10
Process for the production of synthetic resins
AT187306B
(en )
1956-10-25
Process for the production of resin mixtures
CH277979A
(en )
1951-09-30
Process for the production of alkali lye.
CH260152A
(en )
1949-02-28
Process for the manufacture of abrasives.
AT179289B
(en )
1954-08-10
Process for the production of halofluoroethenes
AT164034B
(en )
1949-09-26
Process for the production of polysiloxane resins
AT178459B
(en )
1954-05-10
Process for the production of polyvinylidenecyanide
AT191617B
(en )
1957-09-10
Process for the production of calcium
AT172072B
(en )
1952-08-11
Process for the preparation of 2-amino-6-oxy-8-pteridylaldehyde
AT162391B
(en )
1949-02-25
Process for the production of 1,2-dichloroethylene
AT162392B
(en )
1949-02-25
Process for the production of swell-resistant regenerated cellulose
AT168625B
(en )
1951-07-10
Process for the production of folic acid
AT168839B
(en )
1951-08-25
Process for the manufacture of fuses
AT168782B
(en )
1951-08-10
Process for the production of phenoplast molding compounds
AT168613B
(en )
1951-07-10
Process for the production of sponge rubber
AT168104B
(en )
1951-04-25
Process for the production of artificial casings