CH72155A
(en )
1916-04-01
Process for the production of briquettes from urban waste and bones
CH72355A
(en )
1916-05-01
Process for the production of road surfaces
CH76172A
(en )
1917-11-01
Process for the production of briquettes from combustible waste
CH65491A
(en )
1914-06-16
Process for the production of hollow stones closed on all sides
CH72256A
(en )
1916-04-17
Process for the production of briquettes from waste materials that can be used as fuel
CH71436A
(en )
1916-01-03
Process for the production of briquettes
CH62289A
(en )
1913-11-17
Method of making briquettes
CH76307A
(en )
1917-12-01
Process for the production of flat structures from waste material
CH70403A
(en )
1915-09-16
Process for the production of wood briquettes
CH68153A
(en )
1915-02-16
Process for the production of fuel
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH71811A
(en )
1916-02-16
Process and system for the recycling of waste
CH79838A
(en )
1919-01-16
Process for the production of flat structures from compressible material waste
CH67392A
(en )
1914-12-01
Process for the production of sawdust briquettes
CH71921A
(en )
1916-08-01
Method and device for the production of soap powder
CH71748A
(en )
1916-02-16
Process for the manufacture of perfume tablets
CH63494A
(en )
1914-02-02
Process for the production of components
CH72628A
(en )
1916-06-16
Process for the production of antimonies
CH66971A
(en )
1914-10-16
Method of making briquettes
CH67386A
(en )
1914-12-01
Process for the production of artificial stones from peat
CH57227A
(en )
1912-12-16
Process for the production of artificial stones
CH55315A
(en )
1912-08-01
Process for the production of road surfaces
CH55503A
(en )
1912-08-16
Process for the production of porous artificial stones
CH73802A
(en )
1916-12-01
Process for the production of insulating bodies from peat and binding agents
CH50536A
(en )
1911-06-01
Process for the manufacture of filters