CH290905A
(en )
1953-05-31
Process for the production of semi-pulp.
CH259428A
(en )
1949-01-31
Process for the production of starch degradation products.
CH273914A
(en )
1951-03-15
Process for the production of viscose threads.
CH314336A
(en )
1956-06-15
Process for the production of coatings
AT175782B
(en )
1953-08-10
Process for the production of semi-pulp
CH258575A
(en )
1948-12-15
Process for the production of starch degradation products.
CH275797A
(en )
1951-06-15
Process for the production of nitropolystyrene.
CH273389A
(en )
1951-02-15
Process for the production of sulfamic acid.
CH279636A
(en )
1951-12-15
Process for making soap.
AT181174B
(en )
1955-02-25
Process for the production of paper stock
CH265208A
(en )
1949-11-30
Process for the production of colored paper.
AT163185B
(en )
1949-05-25
Process for the production of hexachlorocyclohexane
AT162374B
(en )
1949-02-25
Process for the production of artificial sponges
AT171176B
(en )
1952-05-10
Process for the production of 17α-methyl-pregnenverbindungen
CH300332A
(en )
1954-07-31
Process for the production of B-phenyl-ethanol.
AT179289B
(en )
1954-08-10
Process for the production of halofluoroethenes
AT171161B
(en )
1952-05-10
Process for the production of synthetic resins
CH255633A
(en )
1948-06-30
Process for the deacidification of water.
AT178737B
(en )
1954-06-10
Process for the production of cemented carbides
AT182367B
(en )
1955-06-25
Process for the production of starch degradation products
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
AT164034B
(en )
1949-09-26
Process for the production of polysiloxane resins
AT162391B
(en )
1949-02-25
Process for the production of 1,2-dichloroethylene
AT176808B
(en )
1953-11-25
Process for the production of starch derivatives