FR466197A
(en )
1914-05-06
Town gas manufacturing process
FR434655A
(en )
1912-02-09
Process for the production of ingots free from gas and blowholes
FR459292A
(en )
1913-10-31
Manufacturing process of pipe fittings
FR475716A
(en )
1915-06-10
Process for the distillation of hard coal for the manufacture of gas and apparatus for distillation by this process
FR517931A
(en )
1921-05-17
Process for the separation of gas mixtures
FR426954A
(en )
1911-07-22
Liquid gas manufacturing process
FR481050A
(en )
1916-10-24
Method and apparatus for the production of coal gas
FR476912A
(en )
1915-09-09
Coal gas purification process
FR425593A
(en )
1911-06-14
Process for the electrical purification of gases
FR425546A
(en )
1911-06-13
Process for the liquefaction of permanent gases
FR528854A
(en )
1921-11-19
Method of manufacturing combustible liquid
FR418459A
(en )
1910-12-10
Process for the production of hydrogen gas
FR424876A
(en )
1911-05-26
Method and apparatus for the manufacture of metal tubes
FR447543A
(en )
1913-01-08
Process for the liquefaction of permanent gases
FR479751A
(en )
1916-05-10
Gas manufacturing process
FR533018A
(en )
1922-02-17
Drawing process of sheet glass
FR518830A
(en )
1921-05-31
Process for the production of protective gas
FR429485A
(en )
1911-09-23
Process for the manufacture of glass
FR480534A
(en )
1916-08-17
Improvements in the process and apparatus for the production of coal gas
FR428752A
(en )
1911-09-07
Gas for lighting, and other applications, and process for its manufacture
FR416393A
(en )
1910-10-18
Retort for the manufacture of gas and coke
CH69795A
(en )
1915-07-16
Second hand for watches and process for its manufacture
FR502734A
(en )
1920-05-25
Retorts and apparatus for the production of gas
FR443773A
(en )
1912-10-02
Process for the separation of naphthalene from gases
FR452834A
(en )
1913-05-23
Process for the separation of mixed liquefied gases