CH280479A
(en )
1952-01-31
Process for the production of a substance mixture.
CH262875A
(en )
1949-07-31
Method for producing a screw connection.
CH250900A
(en )
1947-09-30
Process for the preparation of a pyrazol-5-one compound.
CH272838A
(en )
1951-01-15
Process for producing a carbon-containing molding compound.
CH272994A
(en )
1951-01-15
Process for the preparation of a 4-oxy-3-acetylaminophenyl arsenic compound.
CH269078A
(en )
1950-06-15
Process for the preparation of a diaryl-butenylamine.
CH264515A
(en )
1949-10-31
Process for producing a powdery mixture.
AT186197B
(en )
1956-07-10
Method for producing a retaining or retaining wall
AT187032B
(en )
1956-10-10
Process for the production of a profiled visible surface on concrete blocks
CH248344A
(en )
1947-04-30
Process for the preparation of a new derivative of a carboxylic acid.
CH253222A
(en )
1948-02-29
Process for producing a fuel.
CH253413A
(en )
1948-02-29
Process for the production of a plastic.
CH258456A
(en )
1948-11-30
Process for the preparation of a new pyrimidine compound.
CH241182A
(en )
1946-02-28
Process for the production of an insulating lightweight construction panel.
CH273874A
(en )
1951-02-28
Process for producing a piperidine compound.
CH273873A
(en )
1951-02-28
Process for producing a piperidine compound.
CH273876A
(en )
1951-02-28
Process for producing a piperidine compound.
CH273877A
(en )
1951-02-28
Process for producing a piperidine compound.
CH273872A
(en )
1951-02-28
Process for producing a piperidine compound.
CH273875A
(en )
1951-02-28
Process for producing a piperidine compound.
CH309408A
(en )
1955-08-31
Process for the preparation of a quaternary phosphonium compound
AT175109B
(en )
1953-06-10
Method for producing a cylinder wall
CH247178A
(en )
1947-02-28
Process for the production of a 4-chloro-phenyl ether.
CH247177A
(en )
1947-02-28
Process for the production of a 4-chloro-phenyl ether.
CH247179A
(en )
1947-02-28
Process for the production of a 4-chloro-phenyl ether.