AT209339B
(en )
Process for the preparation of new N-thiotrichloromethyl-substituted heterocyclic nitrogen compounds
CH286641A
(en )
1952-10-31
Process for the production of nitrogen-free argon by rectification and equipment for carrying out the process
AT334335B
(en )
1976-01-10
PROCESS FOR THE PREPARATION OF 1-PHENYL-2-AMINOATHANOLEN- (1)
CH281277A
(en )
1952-02-29
Process for the production of thyroxine.
CH279915A
(en )
1951-12-31
Process for the production of artificial structures.
AT170615B
(en )
1952-03-10
Process for the production of transformer and dynamo steels
AT167429B
(en )
1951-01-10
Process for the preparation of pentaenes
AT164803B
(en )
1949-12-27
Process for the production of fertilizers
AT193400B
(en )
1957-11-25
Process for the production of phenols
AT168097B
(en )
1951-04-10
Process for the production of canned sausage
AT181267B
(en )
1955-03-10
Process for the production of finely divided oxides
AT176434B
(en )
1953-10-26
Process for making margarine
AT178459B
(en )
1954-05-10
Process for the production of polyvinylidenecyanide
AT170713B
(en )
1952-03-25
Method and device for the production of decorative ribbons
AT177520B
(en )
1954-02-10
Process for the production of metal coffins
AT172493B
(en )
1952-09-10
Process for the production of hardboard
AT173422B
(en )
1952-12-27
Process for the production of two-part stockings
AT171176B
(en )
1952-05-10
Process for the production of 17α-methyl-pregnenverbindungen
AT168827B
(en )
1951-08-25
Process for the production of pencil leads
AT167706B
(en )
1951-02-26
Process for the production of pressure-resistant components
AT179651B
(en )
1954-09-25
Process for the production of moldings
AT177715B
(en )
1954-02-25
Process for the production of wood concrete
AT173712B
(en )
1953-01-26
Process for the production of manganese steel
AT176021B
(en )
1953-09-10
Process for the production of polyester resins
CH270819A
(en )
1950-09-30
Process for the simultaneous production of sulphamide and amidosulphonic acid.