FR549448A
(en )
1923-02-09
Process for reducing the diameter of tubes
FR520715A
(en )
1921-06-29
Method and apparatus for the production of yarns
CH80200A
(en )
1919-02-17
Heavy hydrocarbon combustion process and apparatus for its implementation
FR520095A
(en )
1921-06-20
Process for the continuous manufacture of carbonated drinks
FR506713A
(en )
1920-08-28
Process and devices for the welding of jewelry chains, in welding wire
FR515475A
(en )
1921-04-02
Process for refining liquids
FR503438A
(en )
1920-06-10
Process for removing mothballs from hydrocarbons
FR540004A
(en )
1922-07-04
Briquette and process for making it
FR490895A
(en )
1919-05-13
Improvements to the benzol nitration processes and apparatus for implementing the improved process
FR485244A
(en )
1917-12-20
Beverage and process for preparing it
FR490036A
(en )
1919-03-28
Process for improving metal fusions
CH45275A
(en )
1909-11-01
Method and apparatus for the production of gas by means of petroleum
FR508167A
(en )
1920-10-04
Process for the production of combustible steam
FR491557A
(en )
1919-06-07
Artificial fuel, process and apparatus for its manufacture
FR659583A
(en )
1929-07-01
Process for the production of high value hydrocarbons
FR503302A
(en )
1920-06-08
Advanced process for petroleum distillation
FR488218A
(en )
1918-09-14
Improvements made to the production process of hydrocarbon materials
FR500452A
(en )
1920-03-13
Process for sectioning plant materials
CH73394A
(en )
1916-10-02
Process for the production of zinc by electrolysis and apparatus for carrying out this process
CH75345A
(en )
1917-07-16
Advanced process for producing monosulfonated hydrocarbons
FR495794A
(en )
1919-10-17
Method and apparatus for the production of hydrocarbons
FR439535A
(en )
1912-06-15
Process for making diazotized nitraniline solutions durable
FR558739A
(en )
1923-09-01
Process for carrying out the cracking of hydrocarbons
FR564345A
(en )
1923-12-27
Method and device for improving the production of coke
FR519513A
(en )
1921-06-11
Process for the production of petroleum jelly