CH48232A
(en )
1910-10-01
Process and device for the purification of waste water
CH64943A
(en )
1914-05-16
Continuous process and device for purifying waste water
CH45916A
(en )
1910-01-03
Apparatus for the clarification and purification of waste water
CH43481A
(en )
1909-05-17
Etching method and apparatus for carrying out the same
CH54859A
(en )
1912-07-01
Method and device for the production of mineral water
CH50221A
(en )
1911-05-01
Process and device for the production of bonbonnières
CH50228A
(en )
1911-05-01
Method and device for pre-treating water for its purification
CH71811A
(en )
1916-02-16
Process and system for the recycling of waste
CH56294A
(en )
1912-10-16
Process and device for garbage disposal
CH48667A
(en )
1910-11-16
Method and device for the production of hollow stones
AT75537B
(en )
1919-02-25
Method and device for the mechanical clarification of waste water in sewage treatment plants.
CH57547A
(en )
1913-01-16
Method and device for the evaporation of liquids
AT52239B
(en )
1912-02-26
Method and device for the release of heat from waste water and other liquids without incrustation.
CH66123A
(en )
1914-08-01
Process and device for electroosmotic drainage of plant, animal or mineral substances
CH47890A
(en )
1910-08-16
Process for the destruction of plants
CH66204A
(en )
1914-08-17
Method and device for deactivating radioactive and radioactivated liquids
CH67429A
(en )
1914-12-01
Process and device for the electrolysis of halogenated alkalis
CH81717A
(en )
1919-07-01
Process and device for the electrolysis of halogenated alkalis
AT46528B
(en )
1911-02-25
Method and device for manufacturing the base of goblets.
CH47091A
(en )
1910-06-01
Process and device for heating work equipment
CH55750A
(en )
1912-09-02
Method and device for cleaning raw table salt
AT46547B
(en )
1911-02-25
Method and device for separating mixtures of oil and water or other foreign bodies.
CH50224A
(en )
1911-05-01
Process and apparatus for the continuous electolysis of aqueous common salt solutions
CH65413A
(en )
1914-06-16
Method and device for the separation of gas mixtures
CH55943A
(en )
1912-09-16
Process for clarifying and disinfecting water