CH74231A
(en )
1917-02-01
Process for the manufacture of a product by the action of trioxymethylene on cellulose
FR494246A
(en )
1919-09-03
Process for the manufacture of a ketone product
CH65057A
(en )
1914-05-16
Process for the manufacture of a cellulode substitute
FR467076A
(en )
1914-06-03
Process for the production of formaldehyde
FR443230A
(en )
1912-09-19
Process for the production of a washing product
FR444175A
(en )
1912-10-11
Process for the production of aminoanthraquinones
CH57059A
(en )
1912-12-16
Process for the manufacture of a leather substitute
CH63585A
(en )
1914-02-16
Process for the manufacture of a celluloid substitute
FR453595A
(en )
1913-06-11
Process for the manufacture of a product for icing laundry
CH50452A
(en )
1911-06-01
Process for the manufacture of a new derivative of plum
FR418349A
(en )
1910-12-06
Process for the production of formaldehyde
FR518664A
(en )
1921-05-28
Process for obtaining fibrous materials
FR427546A
(en )
1911-08-05
Process for the manufacture of xylolite
FR415445A
(en )
1910-09-26
Process for the manufacture of a fertilizer
FR431374A
(en )
1911-11-09
Process for the production of a coffee substitute
FR450787A
(en )
1913-04-03
Process for the production of a bi-metal
FR16127E
(en )
1912-11-20
Process for the production of porous objects
FR457846A
(en )
1913-09-26
Process for the production of artificial egrets
FR440130A
(en )
1912-07-02
Process for the production of isoprene
FR421431A
(en )
1911-02-22
Process for the production of artificial leather
FR434775A
(en )
1912-02-13
Process for the manufacture of the welt-welt
FR429696A
(en )
1911-09-28
Process for the production of ammonia
FR436680A
(en )
1912-04-02
Process for the production of ammonia
FR441864A
(en )
1912-08-19
Process for the manufacture of cellulose ethers
FR480433A
(en )
1916-08-03
Process for the manufacture of a leather-like product