FR620120A
(en )
1927-04-15
Process for the production of washing and emulsifying agents
FR577077A
(en )
1924-08-30
Method and device for the manufacture of a liquid product for washing
FR577276A
(en )
1924-09-03
Process for watering and aerating topsoil and device for carrying out the process
FR690757A
(en )
1930-09-25
Process for the preparation of a product containing ammonium nitrogenate and calcium carbonate
FR576838A
(en )
1924-08-27
Method and apparatus for the evaporation of concentrated solutions
FR697375A
(en )
1931-01-16
Process and device for the production of ice creams
NL54438C
(en )
1942-12-15
Method and device for the production of urea
FR569487A
(en )
1924-04-12
Process and device for the production and projection of fire-extinguishing emulsions
FR640669A
(en )
1928-07-19
Process for the production of a diastatic product
FR570984A
(en )
1924-05-09
Method and devices for the production of liquid ink
FR647264A
(en )
1928-11-22
Improved method and device for producing evaporation of liquids
FR651037A
(en )
1929-02-13
Process for the production of ethylene
FR640176A
(en )
1928-07-07
Process for producing a liquid for rinsing the mouth and device for supplying this liquid
FR685659A
(en )
1930-07-16
Process and apparatus for the coking of agglomerates containing a coking agent
FR613423A
(en )
1926-11-17
Method and device for the production of snow from liquid carbonic acid
FR556942A
(en )
1923-07-31
Method and apparatus for remotely indicating the level of a liquid
FR571288A
(en )
1924-05-14
Method and apparatus for the manufacture of ammonium sulfate
BE389488A
(en )
1932-07-30
Method and device for the manufacture of a new adhesive product
FR570590A
(en )
1924-05-03
Method and device for the chemical transformation of materials
FR580089A
(en )
1924-10-29
Method and apparatus for the production of carbonated water
FR660694A
(en )
1929-07-16
Method and apparatus for the production of metal sponges
FR578621A
(en )
1924-10-01
Method and apparatus for the production of hydrogen
FR27309E
(en )
1924-06-06
Method and system of apparatus for the production of ammonia
FR594121A
(en )
1925-09-07
Process for the simultaneous production of methanol and liquid hydrocarbons
FR582178A
(en )
1924-12-13
Method and device for removing liquid medium from imbibed emulsoids