AT192742B
(en )
1957-10-25
Process for the production of food
CH322260A
(en )
1957-06-15
Process for the production of N-methylol-polypyrrolidones
CH328070A
(en )
1958-02-28
Process for the production of potassium terephthalate
AT190198B
(en )
1957-06-11
Process for producing oil gas
CH318445A
(en )
1957-01-15
Process for the recovery of dimethylnitrosamine
CH321118A
(en )
1957-04-30
Process for the production of surface layers on metals
AT196355B
(en )
1958-03-10
Process for the production of metallurgical coke
AT177786B
(en )
1954-03-10
Process for the production of posters
AT180561B
(en )
1954-12-27
Process for the production of cracked gas
CH314941A
(en )
1956-07-15
Method for producing blueprint material
AT183637B
(en )
1955-10-25
Method of making mayonnaise
CH311197A
(en )
1955-11-30
Process for the production of perchlorindane.
CH293393A
(en )
1953-09-30
Process for generating gases.
CH368159A
(en )
1963-03-31
Process for the production of basic carbinols
AT178355B
(en )
1954-05-10
Process for the production of sulfanilguanidine
AT180062B
(en )
1954-11-10
Process for the production of chloro-urethanes
AT189175B
(en )
1957-03-11
Process for the production of lactams
CH325083A
(en )
1957-10-31
Process for the production of neutrocyanines
AT175887B
(en )
1953-08-25
Process for the production of hexachlorobenzene
AT176186B
(en )
1953-09-25
Process for the continuous production of industrial gas
CH313360A
(en )
1956-04-15
Process for creating fluorescent color effects
AT186123B
(en )
1956-07-10
Process for the production of prepared cigarette papers
CH318837A
(en )
1957-01-31
Process for the production of surface layers on metals
AT191249B
(en )
1957-08-10
Process for the production of cellulose
CH317123A
(en )
1956-11-15
Process for the production of metal-containing tetra-aza-porphines