FR1018808A
(en )
1953-01-13
Improvements to epoxy and ketone preparation processes
CH286641A
(en )
1952-10-31
Process for the production of nitrogen-free argon by rectification and equipment for carrying out the process
AT169065B
(en )
1951-10-10
Process for avoiding the sensitivity to air of metals and alloys produced from their amalgams by decomposing the mercury
AT179095B
(en )
1954-07-10
Process for the processing of iron-containing sulfidic ores by chlorination
AT176574B
(en )
1953-11-10
Process and device for the production of metals or metal alloys from fine-grained, metal-containing substances
CH309264A
(en )
1955-08-31
Process for the production of objects from refractory metals by a cutting process and object produced according to this process.
CH274228A
(en )
1951-03-31
Filters for the recovery of precious metals.
AT171407B
(en )
1952-05-26
Process for the desulphurisation of metals and alloys
AT177932B
(en )
1954-03-25
Process for the production of metal powder for powder metallurgical purposes
AT173682B
(en )
1953-01-10
Measuring device for the quantitative determination of the amount of dust carried by an air or gas stream
FR971184A
(en )
1951-01-15
Improvements to surface treatment processes for metals and alloys
AT178736B
(en )
1954-06-10
Process for the production of flints from cerium-iron alloys
AT168597B
(en )
1951-06-25
Process for the separation of adsorbable components from gas mixtures
AT163436B
(en )
1949-07-11
Process for the separation of gases from gas mixtures
AT173252B
(en )
1952-12-10
Process for the separation and further treatment of volatile halogen compounds of metals from gases
AT171405B
(en )
1952-05-26
Process for the extraction of metals from ores
AT175706B
(en )
1953-08-10
Process for the extraction of gallium from raw aluminum containing gallium
AT180070B
(en )
1954-11-10
Process for the production of iron powder from iron oxide for powder metallurgical purposes
AT177562B
(en )
1954-02-10
Process for the extraction of alkali metals from their amalgams
AT181610B
(en )
1955-04-12
Process for the production of metallic powders by atomizing the molten metal and application of the process for the production of iron powder
FR983784A
(en )
1951-06-27
Composition of unsaturated esters adhering to metals
AT167412B
(en )
1951-01-10
Process and device for the desulphurization of enriched iron-containing gas cleaning masses
FR983781A
(en )
1951-06-27
Improvements to processes and apparatus for casting metals
AT171413B
(en )
1952-05-26
Process for the production of shaped bodies from hard metal alloys
FR1043522A
(en )
1953-11-10
Improvements to processes and devices relating to the treatment of metal ores