CH290225A
(en )
1953-04-30
Process for the production of cellulose acetate threads.
CH280432A
(en )
1952-01-31
Process for the production of protein threads.
CH279915A
(en )
1951-12-31
Process for the production of artificial structures.
AT167298B
(en )
1950-12-11
Process for the production of digestion acids for pulp production
AT164803B
(en )
1949-12-27
Process for the production of fertilizers
AT193400B
(en )
1957-11-25
Process for the production of phenols
AT179283B
(en )
1954-08-10
Process for the production of carboxylic acids
AT173422B
(en )
1952-12-27
Process for the production of two-part stockings
AT173047B
(en )
1952-11-10
Process for the production of buildings
AT178459B
(en )
1954-05-10
Process for the production of polyvinylidenecyanide
AT181267B
(en )
1955-03-10
Process for the production of finely divided oxides
AT176021B
(en )
1953-09-10
Process for the production of polyester resins
AT168097B
(en )
1951-04-10
Process for the production of canned sausage
AT171176B
(en )
1952-05-10
Process for the production of 17α-methyl-pregnenverbindungen
AT180256B
(en )
1954-11-25
Process for the production of ω-cyanocarboxylic acids
AT184944B
(en )
1956-03-10
Process for the production of electrical wiring patterns
AT167706B
(en )
1951-02-26
Process for the production of pressure-resistant components
AT172493B
(en )
1952-09-10
Process for the production of hardboard
AT170853B
(en )
1952-04-10
Process for the production of methanol
CH270819A
(en )
1950-09-30
Process for the simultaneous production of sulphamide and amidosulphonic acid.
AT178056B
(en )
1954-04-10
Process for the production of filter material
AT168827B
(en )
1951-08-25
Process for the production of pencil leads
AT179651B
(en )
1954-09-25
Process for the production of moldings
AT171401B
(en )
1952-05-26
Process for the production of methacrylic acid esters
AT177715B
(en )
1954-02-25
Process for the production of wood concrete