FR615699A
(en )
1927-01-13
Metal coating method and apparatus
AT126899B
(en )
1932-02-25
Process and device for increasing the operational safety of metal vapor apparatus.
FR722729A
(en )
1932-03-24
Method and apparatus for the transformation of hydrocarbons
CH131623A
(en )
1929-02-28
Method and device for straightening the lever action of clockworks.
CA298647A
(en )
1930-03-25
Apparatus for treating gases or vapours in the presence of catalytic agents
AT108813B
(en )
1928-02-10
Process for improving the effectiveness of induction apparatus and devices for its implementation.
CH182727A
(en )
1936-02-29
Process and device for the production of low-boiling hydrocarbons.
CH152993A
(en )
1932-02-29
Method and device for the continuous production of ice.
CH144639A
(en )
1931-01-15
Method and device for metalworking by means of electrically generated heat.
CA304150A
(en )
1930-09-23
Apparatus for treating gases and vapours
FR615422A
(en )
1927-01-07
Method and apparatus for the condensation of metallic vapors
CA299746A
(en )
1930-04-29
Process and apparatus for burning or subliming sulphur
AT109538B
(en )
1928-05-10
Equipment for surface treatment and impregnation of roads.
AT126985B
(en )
1932-02-25
Process for the deacidification of wine and must.
AT108866B
(en )
1928-02-10
Process for increasing the temperature resistance and mechanical strength of insulators.
AT133878B
(en )
1933-06-26
Methods and devices for the production of metal ingots or castings.
AT108992B
(en )
1928-02-25
Method and device for the directional alignment of guns during indirect shooting.
ES119194A1
(en )
1930-09-01
An improved process and its corresponding apparatus for the manufacture of wired glass.
AU2444030B
(en )
1930-08-05
Process of and apparatus for the treatment of zinc
AU2591230B
(en )
1931-04-02
Process and apparatus for treating liquids with gases
CA302727A
(en )
1930-08-05
Apparatus for indicating the presence of inflammable vapours or gases
AU2680830B
(en )
1931-04-23
Improved method of and apparatus forthe evaporation of liquids
AT132002B
(en )
1933-02-25
Process for the treatment of metal-oxygen compounds.
AT144763B
(en )
1936-02-25
Method and device for extinguishing arcs.
CA270794A
(en )
1927-05-17
Apparatus for heat treating metal