CH215365A
(en )
1941-06-30
Method and device for the production of fibers from glass, slag or similar substances that are plastic in heat.
AT157992B
(en )
1940-02-26
Method and device for mass production, in particular of semi-finished products by centrifugal casting.
AT157993B
(en )
1940-02-26
Device for mass production, in particular of semi-finished products by centrifugal casting.
AT157994B
(en )
1940-02-26
Device for mass production, in particular of semi-finished products by centrifugal casting.
CH197932A
(en )
1938-05-31
Method and device for degassing gaseous liquids subjected to a centrifugal process.
CH205105A
(en )
1939-06-15
Method and device for the production of threads from glass or similar substances which can be spun in the molten state.
CH204843A
(en )
1939-05-31
Method and device for purifying solutions which are used to generate per compounds.
CH196026A
(en )
1938-02-28
Method and device for the production of digit rollers, drive wheels, etc.
AT107988B
(en )
1927-11-25
Method and device for processing cellulose.
CH209603A
(en )
1940-04-30
Method and device for hardening glass plates and other glass objects.
CH201632A
(en )
1938-12-15
Method and device for the production of closures by means of metal parts, in particular zippers.
CH203173A
(en )
1939-02-28
Method and device for checking the dimensional accuracy of semi-finished construction parts.
CH189443A
(en )
1937-02-28
Method and device for determining the strength of substances which can be crushed by grinding.
CH203945A
(en )
1939-04-15
Process for the preparation of fluorene-2-carboxylic acid.
CH195895A
(en )
1938-02-28
Process for preparing fine flour for sintering.
CH198464A
(en )
1938-06-30
Method and device for producing screw threads.
AT148708B
(en )
1937-02-25
Process for the extraction of precious metals.
CH220538A
(en )
1942-04-15
Process and device for refining aluminum.
AT168657B
(en )
1951-07-10
Method and device for the production of panels from fiber materials, in particular fiber cement
AT170913B
(en )
1952-04-10
Method and device for the production of panels from fiber materials, in particular fiber cement
CH189916A
(en )
1937-03-31
Method of finishing machined bars and apparatus for performing the same.
AT126973B
(en )
1932-02-25
Method and device for the extraction of metals, in particular sponge iron, by reducing ores.
CH182661A
(en )
1936-02-29
Method and device for the production of glass vessels.
CH231097A
(en )
1944-02-29
Process for the production of metal blocks in metal molds.
CH208755A
(en )
1940-02-29
Method of processing materials for the purpose of separating volatile components.