DK42010C
(en )
1930-04-07
Procedure for the production of alumina, soda and hydrochloric acid.
DK44507C
(en )
1931-08-17
Procedure for the Production of Vanillin.
DK40118C
(en )
1929-05-06
Process for the production of alumina with simultaneous recovery of hydrochloric acid and alkali compounds.
DK40813C
(en )
1929-09-23
Process for the production of alumina with simultaneous recovery of hydrochloric acid and alkali compounds.
DK40454C
(en )
1929-07-15
Process for the production of alumina with simultaneous extraction of hydrochloric acid and valuable alkali compounds.
DK45366C
(en )
1932-03-07
Method for the production of dispersible and storage-resistant nitrophosphates.
DK48538C
(en )
1934-03-19
Procedure and Device for the production of longitudinally creped paper.
ES108667A1
(en )
1928-09-01
A process for the production of alumina, soda and hydrochloric acid.
DK43528C
(en )
1930-12-22
Procedure for the manufacture of potash and soda.
DK41532C
(en )
1930-01-27
Procedure and Tools for the Production of Filed Works.
DK44352C
(en )
1931-07-13
Method for the production of hard, highly active and heat-resistant gels.
DK40856C
(en )
1929-09-30
Procedure for the production of glucose.
DK38378C
(en )
1928-01-30
Procedure for Manufacturing Glass Signs.
GR1802B
(en )
1928-04-19
METHOD FOR THE PRODUCTION OF TYPOGRAPHIC PLATES AND SIMILAR.
DK39196C
(en )
1928-09-03
Procedure for the Production of Cyanamides of the Alkali Metals and Magnium.
DK47401C
(en )
1933-06-06
Procedure for the production of vitamin-containing beer.
DK42718C
(en )
1930-08-11
Procedure for the production of azo dyes.
DK43174C
(en )
1930-10-13
Procedure for the production of azo dyes.
DK42540C
(en )
1930-07-07
Procedure for the manufacture of transformer sheets and similar sheets.
ES108256A2
(en )
1928-08-16
Procedure for the production of photoetches.
DK43974C
(en )
1931-04-07
Unidirectional and Procedure for its Manufacture.
DK42909C
(en )
1930-09-08
Procedure for the production of clichés.
ES99035A3
(en )
1926-11-01
Procedure for the manufacture of insulating glass vessels.
DK43114C
(en )
1930-10-06
Procedure for the Preparation of Potassium Sulphate and Soda.
DK44954C
(en )
1931-12-07
Gas and Furnace Production Procedure.