CH72256A
(en )
1916-04-17
Process for the production of briquettes from waste materials that can be used as fuel
CH76172A
(en )
1917-11-01
Process for the production of briquettes from combustible waste
CH49857A
(en )
1911-04-01
Process for the production of briquettes from porous fuels
CH67392A
(en )
1914-12-01
Process for the production of sawdust briquettes
CH68153A
(en )
1915-02-16
Process for the production of fuel
CH72155A
(en )
1916-04-01
Process for the production of briquettes from urban waste and bones
CH76064A
(en )
1917-11-01
Process for the production of briquettes from sawdust
CH70403A
(en )
1915-09-16
Process for the production of wood briquettes
CH71808A
(en )
1916-02-16
Process for the production of gasoline from heavy hydrocarbons
CH54624A
(en )
1912-06-01
Process for the production of briquettes from vegetable matter
CH78400A
(en )
1918-12-02
Process for briquetting fuel waste
CH76307A
(en )
1917-12-01
Process for the production of flat structures from waste material
CH71368A
(en )
1915-12-16
Process for the production of upholstery wool from horsehair waste
CH71943A
(en )
1916-03-01
Process for the production of dials from embossable material
CH62289A
(en )
1913-11-17
Method of making briquettes
CH63309A
(en )
1914-01-16
Process for the production of briquettes using sulphite waste liquor
CH72628A
(en )
1916-06-16
Process for the production of antimonies
CH72523A
(en )
1916-05-16
Process for the production of mold powder from coal
CH63494A
(en )
1914-02-02
Process for the production of components
CH72366A
(en )
1916-10-16
Process for the production of tops
CH79838A
(en )
1919-01-16
Process for the production of flat structures from compressible material waste
CH64477A
(en )
1914-04-01
Process for purifying hydrogen
CH80642A
(en )
1919-03-17
Device for the recovery of fats, oils, gasoline and other specifically light substances from waste water
CH57546A
(en )
1913-01-16
Process for the production of size
CH69342A
(en )
1915-06-16
Process for the production of gasoline from mineral oil