CH326650A
(en )
1957-12-31
Process for the preservation of materials
CH327712A
(en )
1958-02-15
Process for cleaning silicon
AT278221B
(en )
1970-01-26
Process for processing high quality oils
AT198400B
(en )
1958-06-25
Process for the processing of hard asphalt-rich crude oils
CH318445A
(en )
1957-01-15
Process for the recovery of dimethylnitrosamine
CH333910A
(en )
1958-11-15
Process for the continuous production of alkyl nitrates
CH331865A
(en )
1958-08-15
Process for cleaning metallic objects
AT196991B
(en )
1958-04-10
Process for treating crude oil
AT197337B
(en )
1958-04-25
Process for the separation of molecules
CH329393A
(en )
1958-04-30
Process for cleaning metal surfaces
AT189474B
(en )
1957-04-10
Process for the prevention of corrosion
CH322645A
(en )
1957-06-30
Process for the production of semi-pulp
AT187918B
(en )
1956-12-10
Process for the absorption of N-oxides
AT194083B
(en )
1957-12-27
Process for the partial removal of oxo groups
AT185644B
(en )
1956-05-25
Process for cleaning metals
CH351600A
(en )
1961-01-31
Process for the preparation of organohalomonosilanes
AT183298B
(en )
1955-09-26
Process for the production of tools from high-speed steel
AT186088B
(en )
1956-07-10
Process for the hot forming of metals
AT183072B
(en )
1955-09-10
Process for the production of pure γ-hexachlorocyclohexane
AT187225B
(en )
1956-10-25
Process for mineral tanning
AT185456B
(en )
1956-05-11
Process for the production of electro-phosphors
AT193360B
(en )
1957-11-25
Process for the production of ɛ-caprolactam
CH336384A
(en )
1959-02-28
Process for the production of dialkoxyoxalyl-progesterone-alkali metal-dienolates
CH319575A
(en )
1957-02-28
Process for the production of alkoxy-tetrahydrofurans
AT175887B
(en )
1953-08-25
Process for the production of hexachlorobenzene