CH311154A
(en )
1955-11-30
Process for the production of shaped structures.
CH336505A
(en )
1959-02-28
Process for the production of selenium rectifiers and selenium rectifiers produced by the process
CH299364A
(en )
1954-06-15
Process for the production of titanium tetrachloride.
GB670513A
(en )
1952-04-23
Process and apparatus for manufacturing threads of glass or the like
CH300957A
(en )
1954-08-31
Process for the production of semi-pulp.
CH401372A
(en )
1965-10-31
Process for the production of flat glass
AT175782B
(en )
1953-08-10
Process for the production of semi-pulp
CH300293A
(en )
1954-07-31
Process for the production of chemical resistant glass.
CH314336A
(en )
1956-06-15
Process for the production of coatings
AT192064B
(en )
1957-09-25
Device for the production of glass tubes or glass rods using the pull-up process
CH301090A
(en )
1954-08-31
Process for the production of screw dressings.
CH313941A
(en )
1956-05-31
Process for the production of glass ampoules and glass ampoule produced by the process
CH307970A
(en )
1955-06-30
Process for the production of chlorofluoroethenes.
AT174372B
(en )
1953-03-25
Process for the production of acetals
AT179289B
(en )
1954-08-10
Process for the production of halofluoroethenes
CH300332A
(en )
1954-07-31
Process for the production of B-phenyl-ethanol.
AT174934B
(en )
1953-05-26
Multi-furnace process for the production of electrical steel
FR1042915A
(en )
1953-11-04
Process for the production of polymerized methyl-phenylsilicones
AT180406B
(en )
1954-12-10
Process for the production of silicone resins
AT178737B
(en )
1954-06-10
Process for the production of cemented carbides
AT195908B
(en )
1958-02-25
Process for the production of hexachlorocyclopentadiene
AT179290B
(en )
1954-08-10
Process for the production of octochlorocyclopentene
AT181492B
(en )
1955-03-25
Process for the production of semi-pulp
FR60148E
(en )
1954-09-23
Telemetry process
AT175146B
(en )
1953-06-10
Process for the production of cellulose