AT57776B
(en )
1913-02-25
Methods and devices for treating liquids by means of ultraviolet rays.
CH61286A
(en )
1913-09-16
Process and apparatus for the sterilization of liquids by means of ultra-violet rays
AT63693B
(en )
1914-02-25
Process for the treatment of powdery substances.
CH62327A
(en )
1913-11-17
Apparatus for the treatment of solid, liquid-permeable substances
CH39848A
(en )
1908-05-01
Apparatus for the treatment of aerated liquids
CH55943A
(en )
1912-09-16
Process for clarifying and disinfecting water
CH67248A
(en )
1914-11-16
Method and device for treating liquids with gases
AT82234B
(en )
1921-01-10
Process for the treatment of lignocelluloses containing ketones.
CH59027A
(en )
1913-04-16
Device for the optional operation of apparatus
CH52476A
(en )
1911-11-16
Process for the manufacture of an agent for disinfecting air, liquids and solids
CH37901A
(en )
1907-08-15
Apparatus for the electrolytic treatment of liquids
CH52907A
(en )
1912-01-02
Process for the representation of indigo
ES50182A1
(en )
1911-05-16
An apparatus for treating liquids by means of ultra-violet rays.
CH62963A
(en )
1914-01-02
Stretching device for treating broken bones
CH55404A
(en )
1912-08-16
Process for the improvement of fluids
CH67196A
(en )
1914-11-16
Process for clarifying and disinfecting water
CH54686A
(en )
1912-06-01
Method for the representation of pinacon
CH55670A
(en )
1912-09-02
Method for the representation of pinacon
CH56841A
(en )
1912-11-16
Method for the representation of pinacon
CH55442A
(en )
1912-08-16
Apparatus for the treatment of liquids by means of ultra-violet rays
ES47509A1
(en )
1910-04-01
A procedure and its corresponding apparatus for the sterilization of liquids by applying ultra-violet rays.
CH66514A
(en )
1914-09-16
Method and apparatus for treating water for the purpose of preventing scale formation
CH66204A
(en )
1914-08-17
Method and device for deactivating radioactive and radioactivated liquids
NL303C
(en )
1914-08-01
Method of an apparatus for the preparation and treatment of crystals
CH57547A
(en )
1913-01-16
Method and device for the evaporation of liquids