FR735543A
(en )
1932-11-10
Process for the treatment of substances containing zinc sulphide
FR598224A
(en )
1925-12-09
Process for treating the seeds of the fruits of the dwarf palm tree to obtain baroque pearls
FR659749A
(en )
1929-07-02
Process for obtaining images produced by the action of tanning substances
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
FR544050A
(en )
1922-09-13
Process for obtaining veined and curved veneer sheets
FR560246A
(en )
1923-10-01
Process for obtaining soap
FR559419A
(en )
1923-09-15
Product for the maceration of plants and its preparation process
FR720198A
(en )
1932-02-16
Process for the purification or cleaning of acetylene
FR600481A
(en )
1926-02-08
Process for the purification of oriental essence
FR589071A
(en )
1925-05-22
Process for treating fruit with a view to obtaining alcohol
BE335869A
(en )
1926-09-30
Process for removing impurities from natural and artificial products of all kinds
FR540437A
(en )
1922-07-11
Apparatus for the production of sparkling water and for its flow through glasses
FR727351A
(en )
1932-06-17
Process for improving the treatment of skin
BE385213A
(en )
1932-01-30
Process for improving the treatment of skin
FR593973A
(en )
1925-09-04
Method and apparatus for causing precipitation of atomospheric moisture and the like
FR701982A
(en )
1931-03-26
Wheat treatment process for the improvement of flour
CH116947A
(en )
1926-10-01
Process for preparing an insecticide for the treatment of plants and insecticide obtained according to this process.
FR787625A
(en )
1935-09-26
Process and plant for the purification of coke and resulting product
FR563704A
(en )
1923-12-12
Method and apparatus for atomizing disinfectants and other substances
FR1058927A
(en )
1954-03-19
Process for the treatment of palm fruits for the extraction of oil
FR26388E
(en )
1923-11-13
Method and apparatus for evaporation of solutions
FR595277A
(en )
1925-09-30
Process for drying combinations of calcium hypochlorite
FR627927A
(en )
1927-10-15
Process to generate or increase the vitamin action of nutrients
FR600360A
(en )
1926-02-05
Process for depilation of the skins