AT89927B
(en )
1922-11-10
Process for removing metal-containing impurities from fats and oils.
AT98410B
(en )
1924-11-10
Process for utilizing the waste heat from gases and vapors.
AT105057B
(en )
1926-12-27
Process for the production of alloys.
AT89992B
(en )
1922-11-10
Process for the production of metal alloys.
AT90194B
(en )
1922-11-25
Process for the recovery of volatile solvents.
AT51453B
(en )
1911-12-27
Process for the treatment of ores containing precious metals.
AT71720B
(en )
1916-05-10
Process for the extraction of native metals directly from their ore deposits.
AT64819B
(en )
1914-05-11
Process for the treatment of liquid fuel.
AT117065B
(en )
1930-03-25
Process for the removal of impurities (mineral oils, fatty acids, etc.) from fatty oils, oils containing terpenes, etc. like
AT78850B
(en )
1919-10-25
Process for avoiding tension in castings.
AT154351B
(en )
1938-09-26
Process for the production of metallic magnesium from magnesium oxide.
AT75861B
(en )
1919-03-26
Device for heads of beets u. like
AT109684B
(en )
1928-05-25
Process for the extraction of metallic antimony from its alloys with other metals.
AT77415B
(en )
1919-07-25
Process for the preparation of lubricating oils.
AT85701B
(en )
1921-09-26
Method and device for the production of tapestries and tapestry-like fabrics, jacquard and damask picture fabrics.
AT79294B
(en )
1919-12-10
Process for making photographs and negative sheets for carrying out this process.
AT89689B
(en )
1922-10-10
Method of making tools.
AT98703B
(en )
1924-12-10
Process for separating solvents and absorbents.
AT57414B
(en )
1913-01-25
Method and device for driving vehicles.
AT87050B
(en )
1922-01-25
Process and device for the separation of completely neutral ammonium salts from distillation gases.
AT80842B
(en )
1920-06-25
Process for the recycling of old rubber.
AT49024B
(en )
1911-07-25
Process for separating and refining metals.
AT59975B
(en )
1913-07-10
Process for the preparation of ores.
AT103223B
(en )
1926-04-26
Process for carrying out chemical, in particular metallurgical processes at high temperatures.
AT93831B
(en )
1923-08-10
Process for the complete removal of carbonic acid u. Like. From gas mixtures.