CH243348A
(en )
1946-07-15
Process and system for the continuous digestion of fiber material.
CH262267A
(en )
1949-06-30
Process for cleaning liquid metal chlorides.
CH315969A
(en )
1956-09-15
Process and device for finishing the surface of materials
CH374377A
(en )
1964-01-15
Process and device for the continuous cleaning of gases
CH304707A
(en )
1955-01-31
Process for fractionating a solids-laden liquid and equipment for carrying out this process.
AT176831B
(en )
1953-11-25
Method and device for keeping the heating surface of evaporators clean for encrusting liquids
CH287573A
(en )
1952-12-15
Process and system for purifying water.
AT180535B
(en )
1954-12-27
Process and device for cleaning wastewater from the viscose industry
AT184664B
(en )
1956-02-10
Device for the liquid treatment of running threads
AT181861B
(en )
1955-05-10
Process and plant for the production of ice blocks
AT176803B
(en )
1953-11-25
Process for the treatment of industrial and service water
AT186620B
(en )
1956-08-25
Process for the catalytic hydrogenation of CO with water vapor
AT187053B
(en )
1956-10-10
Process for the production of cation exchangers
AT189474B
(en )
1957-04-10
Process for the prevention of corrosion
AT175002B
(en )
1953-05-26
Process for the aromatization of liquid hydrocarbons
AT177357B
(en )
1954-01-25
Process for improving the surface of skiing areas
CH285151A
(en )
1952-08-31
Process and system for wastewater treatment.
AT176414B
(en )
1953-10-26
Process for the processing and regeneration of pickling liquors
AT181575B
(en )
1955-04-12
Device for the mechanical cleaning of intermittent wastewater
AT179942B
(en )
1954-10-25
Means and processes for the pretreatment of metal surfaces
AT177873B
(en )
1954-03-10
Process and device for cleaning the vapor developed from the spinning bath during evaporation
DEP20023B
(en )
1951-06-07
Process for the sulfochlorination of liquid, saturated hydrocarbons
AT174442B
(en )
1953-03-25
Process for the desulphurization of gases
CH329393A
(en )
1958-04-30
Process for cleaning metal surfaces
AT175853B
(en )
1953-08-25
Method and device for the treatment of liquids containing foreign matter