CH66514A
(en )
1914-09-16
Method and apparatus for treating water for the purpose of preventing scale formation
CH72924A
(en )
1916-07-17
Method and apparatus for mixing sludge
CH54859A
(en )
1912-07-01
Method and device for the production of mineral water
CH59678A
(en )
1913-06-02
Method of treating water
CH66499A
(en )
1914-09-16
Method and device for treating solutions with gases
CH75453A
(en )
1917-08-01
Method and device for softening water
AT57953B
(en )
1913-02-25
Method and device for dry quenching of quicklime.
CH74442A
(en )
1917-06-16
Method and device for homogenizing
CH62831A
(en )
1913-12-16
Method and apparatus for finishing the edges of pieces of leather
CH55750A
(en )
1912-09-02
Method and device for cleaning raw table salt
CH64943A
(en )
1914-05-16
Continuous process and device for purifying waste water
CH74220A
(en )
1917-02-16
Method and device for washing grain
CH71200A
(en )
1915-12-01
Method and apparatus for printing patterns
CH55943A
(en )
1912-09-16
Process for clarifying and disinfecting water
CH61925A
(en )
1913-10-16
Process for treating oleic acid with hydrogen
CH49029A
(en )
1911-01-02
Process and device for cooling water
CH52282A
(en )
1911-11-01
Method of purifying water
CH63410A
(en )
1914-02-02
Process for obtaining clear fruit juice and apparatus for practicing the process
CH74127A
(en )
1917-01-16
Method and device for evaporating liquids
CH66204A
(en )
1914-08-17
Method and device for deactivating radioactive and radioactivated liquids
CH63367A
(en )
1914-02-02
Method and device for preventing scale formation
CH65918A
(en )
1914-07-16
Method and apparatus for the production of nitrogen-containing metal compounds
CH70239A
(en )
1915-09-01
Method and apparatus for breaking coconuts and the like
CH67248A
(en )
1914-11-16
Method and device for treating liquids with gases
CH55279A
(en )
1912-08-01
Method of conveying bricks and apparatus for use in the method