AT104722B
(en )
1926-11-25
Process for the production of fertilizers.
AT98683B
(en )
1924-12-10
Process for the recovery of nitric acid from waste water containing nitric acid.
CH148749A
(en )
1931-08-15
Process for the production of hydrocyanic acid from gases containing such.
CH196607A
(en )
1938-03-31
Process for the recovery of copper from waste solutions containing copper in the rayon industry
CH101173A
(en )
1923-09-01
Process for the production of primers.
AT108103B
(en )
1927-11-25
Process for the production of moldings from metals.
AT148691B
(en )
1937-02-25
Process for the recovery of sulphurous acid from gas mixtures.
CH127247A
(en )
1928-08-16
Process for separating phosphorus from gases containing phosphorus.
AT105084B
(en )
1926-12-27
Process for the extraction of precious metals from thiosulphate or polythionate solutions with simultaneous regeneration of the solution.
AT105079B
(en )
1926-12-27
Process for the production of thymol from o-cymidine.
AT109157B
(en )
1928-03-26
Process for purifying gases.
AT106715B
(en )
1927-06-25
Process for separating liquid mixtures.
CH114040A
(en )
1926-03-01
Process for the production of hydrogen cyanide.
AT108104B
(en )
1927-11-25
Process for the production of cellulose solutions.
AT96150B
(en )
1924-02-25
Process for the production of writing boards.
CH116753A
(en )
1926-09-16
Process for the production of isobutyl resorcinol.
CH138309A
(en )
1930-02-28
Procedure to avoid corrosion on amalgamated electrodes.
CH138526A
(en )
1930-02-28
Process for the preparation of p-acetyl-aminophenylstibic acid.
CH114282A
(en )
1926-04-01
Process for the preparation of 4-amino-3-oxybenzene-1-arsic acid.
CH113832A
(en )
1926-02-16
Process for the preparation of benzoxazolone-5-aric acid.
CH131726A
(en )
1929-02-28
Process for the preparation of N-w-aminoethyl-2-aminonaphthalene-6-carboxylic acid.
CH119882A
(en )
1927-04-16
Process for the preparation of 4-methylbenzoxazolone-6-arsic acid.
AT108153B
(en )
1927-12-10
Process for the production of electrodes from copper oxide for galvanic elements.
AT121518B
(en )
1931-02-25
Process for the production of aluminum-copper-nickel alloys.
AT106999B
(en )
1927-08-10
Process for the purification of hydrocarbons by fractional distillation.