CH314629A
(en )
1956-06-30
Method and device for destroying foam
CH315969A
(en )
1956-09-15
Process and device for finishing the surface of materials
AT181829B
(en )
1955-04-25
Process and device for the creation of new wells and the regeneration of existing wells
AT176819B
(en )
1953-11-25
Methods and tools for removing lapis stains
CH328087A
(en )
1958-02-28
Process for preserving natural and synthetic rubbers
CH318445A
(en )
1957-01-15
Process for the recovery of dimethylnitrosamine
AT183848B
(en )
1955-11-25
Method and device for flocking objects
CH343378A
(en )
1959-12-31
Device for performing electrolytic processes and methods of operating the device
AT162327B
(en )
1949-02-25
Method and device for plastering chimney interior walls
AT177885B
(en )
1954-03-10
Method for obtaining antibioticis
AT174442B
(en )
1953-03-25
Process for the desulphurization of gases
AT184535B
(en )
1956-01-25
Method and device for determining the course of boreholes
CH322056A
(en )
1957-05-31
Process for the reduction of 3-keto-steroids to 3a-oxy-steroids
AT177043B
(en )
1953-12-28
Method and device for crushing hard material
AT177840B
(en )
1954-03-10
Method and device for the operation of rolling converters
AT184594B
(en )
1956-02-10
Process for the reduction of ores
AT178731B
(en )
1954-06-10
Procedure for flue grinding
AT177357B
(en )
1954-01-25
Process for improving the surface of skiing areas
AT187863B
(en )
1956-12-10
Method and device for gassing liquids
AT178425B
(en )
1954-05-10
Method for obtaining antibioticis
AT171734B
(en )
1952-06-25
Method of cleaning objects
AT176144B
(en )
1953-09-25
Method and tool for dressing grinding wheels
AT173794B
(en )
1953-01-26
Process for removing asbestos
AT179954B
(en )
1954-10-25
Method and device for preparing grain
CH277674A
(en )
1951-09-15
Method and device for equipping form sets.