CH75423A
(en )
1917-07-16
Method for charging shaft furnaces for burning sintering material
AT71201B
(en )
1916-02-25
Method of burning magnesite.
CH69906A
(en )
1915-08-02
Process for burning and cooling cement in rotary kilns and rotary kilns for carrying out this process
CH68145A
(en )
1915-02-16
Method and device for burning Portland cement in shaft furnaces
CH56984A
(en )
1912-12-02
Machine for making artificial slate
CH71801A
(en )
1916-02-16
Process for denicotinizing tobacco
CH75028A
(en )
1917-10-01
Rotatable furnace base for shaft furnaces for burning cement, lime and similar materials
CH78964A
(en )
1918-09-16
Process for smelting smelting materials
CH70869A
(en )
1915-11-01
Method for drying grass
CH75555A
(en )
1917-08-16
Method and machine for the automatic placing of fabric panels on production panels
CH62773A
(en )
1913-12-16
Machine for making artificial slate
CH77117A
(en )
1918-03-01
Method for drying patent leather
CH77378A
(en )
1918-04-01
Method for drying patent leather
CH73445A
(en )
1916-10-02
Process for eliminating furnace smoke
CH68971A
(en )
1915-05-01
Process for impregnating artificial straw
CH73797A
(en )
1916-11-16
Process for impregnating artificial and natural fabrics
CH71033A
(en )
1915-11-16
Process for denicotinizing tobacco leaves
CH68606A
(en )
1915-04-01
Method for hardening cotton oil
DK24092C
(en )
1919-02-17
Method and Apparatus for Treating Coal.
CH61745A
(en )
1913-10-16
Apparatus for hardening metals in places
CH47734A
(en )
1910-08-01
Shaft furnace for burning cement etc.
CH58820A
(en )
1913-04-01
Shaft furnace for burning cement etc.
CH57549A
(en )
1913-01-16
Firelighter and method and machine for making the same
CH62405A
(en )
1913-11-17
Method for making pipe and other fibrous material fire-proof
AU207611B
(en )
1911-11-21
Improvements in kilns for burning 1 bricks andthe like