CH277956A
(en )
1951-09-30
Process for the lightening of non-textile fibers.
CH299994A
(en )
1954-07-15
Process for the production of synthetic fibers.
CH469769A
(en )
1969-03-15
Process for the preparation of polybenzoxazinediones
AT175782B
(en )
1953-08-10
Process for the production of semi-pulp
CH314328A
(en )
1956-06-15
Process for the preparation of polyazo dyes
AT175871B
(en )
1953-08-25
Process for the lightening of fibers
AT170871B
(en )
1952-04-10
Process for the preparation of diarylacetonitriles
AT179289B
(en )
1954-08-10
Process for the production of halofluoroethenes
AT172339B
(en )
1952-08-25
Process for the preparation of γ-chlorobutyryl chloride
CH300332A
(en )
1954-07-31
Process for the production of B-phenyl-ethanol.
CH307340A
(en )
1955-05-31
Process for the manufacture of refractory fiber products.
AT177885B
(en )
1954-03-10
Method for obtaining antibioticis
AT171199B
(en )
1952-05-10
Process for the production of components
AT181492B
(en )
1955-03-25
Process for the production of semi-pulp
AT179290B
(en )
1954-08-10
Process for the production of octochlorocyclopentene
AT176967B
(en )
1953-12-10
Process for the production of clad concrete beams
AT173707B
(en )
1953-01-26
Process for the production of calcium cyanamide
AT174442B
(en )
1953-03-25
Process for the desulphurization of gases
AT174603B
(en )
1953-04-25
Process for the preparation of 4-amino-N1-acylarylsulfonamides
AT184177B
(en )
1955-12-27
Process for the production of chloramphenicol
AT171726B
(en )
1952-06-25
Process for the production of firedamp-proof detonators
AT175146B
(en )
1953-06-10
Process for the production of cellulose
AT177770B
(en )
1954-03-10
Process for the preparation of oxyphenylserines
AT173458B
(en )
1952-12-27
Process for the preparation of 3-pyridyl-carbinol
AT172050B
(en )
1952-07-25
Process for the preparation of N1-acylated aminoarylsulfonamides