CH317133A
(en )
1956-11-15
Process for polymerizing acrylonitrile
CH307386A
(en )
1955-05-31
Process for cleaning titanium.
AT179694B
(en )
1954-09-25
Process for the continuous regeneration of pickling liquors
AT189751B
(en )
1957-05-10
Process for casting, in particular for the continuous casting of metals
CH318203A
(en )
1956-12-31
Process for the galvanic deposition of metals
CH310477A
(en )
1955-10-31
Method for treating items of laundry.
AT189476B
(en )
1957-04-10
Process for metallizing non-conductors
AT180280B
(en )
1954-11-25
Process for blowing pig iron
AT183517B
(en )
1955-10-25
Process for the production of steels containing lead
AT189346B
(en )
1957-03-25
Process for the continuous casting of metal strands
CH300304A
(en )
1954-07-31
Process for the production of polyacrylonitrile threads.
AT182111B
(en )
1955-05-25
Process for the rapid desulphurisation of steel melts
AT177892B
(en )
1954-03-10
Process for the continuous casting of metals
AT182589B
(en )
1955-07-11
Process for multi-stage pickling of metals
AT183428B
(en )
1955-10-10
Process for refining metals
AT174387B
(en )
1953-03-25
Process for blowing pig iron
AT180147B
(en )
1954-11-10
Process for purifying germanium
CH322056A
(en )
1957-05-31
Process for the reduction of 3-keto-steroids to 3a-oxy-steroids
CH309186A
(en )
1955-08-31
Process for reducing the adverse effects of combustion products.
CH307330A
(en )
1955-05-31
Process for reducing the adverse effects of combustion products.
AT172932B
(en )
1952-10-25
Process for chlorinating wool
CH311304A
(en )
1955-11-30
Process for purifying germanium.
AT175868B
(en )
1953-08-25
Process for stabilizing peracids
FR1058508A
(en )
1954-03-17
Process for the continuous regeneration of pickling baths
AT189975B
(en )
1957-05-25
Process for the production of multi-layer skis