DK49815C
(en )
1935-01-28
Procedure for the Production of Dihydroresorcin.
DK51572C
(en )
1936-04-27
Furnace for the production of a mixture of distillation gas and water gas.
DK49364C
(en )
1934-10-08
Procedure for Continuous Production of Chlorine Sub-Acidification.
DK53026C
(en )
1937-05-03
Oven for the Production of Gas and Coke.
DK50840C
(en )
1935-10-28
Procedure for refining plant material.
FR43019E
(en )
1934-01-25
Improvements to gas burners
DK46956C
(en )
1933-02-20
Procedure for Separation of Gaseous Mixtures.
DK52360C
(en )
1936-11-30
Process for the Preparation of Desoxymorphine C and Dihydrodeoxymorphine D.
FR797864A
(en )
1936-05-05
Gaseous fuel furnace
DK56338C
(en )
1939-06-19
Procedure for the manufacture of tiles.
DK48627C
(en )
1934-04-16
Procedure for the Production of Oil Gas.
DK49701C
(en )
1934-12-27
Gas Production Procedure.
BE400953A
(en )
1934-02-28
Improvements to gas burners
ES130529A3
(en )
1933-06-16
A refinement of gas burners.
DK49506C
(en )
1934-11-12
Gas burner.
DK53129C
(en )
1937-05-24
Method for the production of diazotypes and a suitable developer.
DK49736C
(en )
1935-01-02
Procedure for the manufacture of zipper strings.
DK51216C
(en )
1936-02-03
Procedure for the manufacture of explosives.
ES131991A1
(en )
1933-12-01
A procedure to obtain combustible gas.
DK50627C
(en )
1935-09-09
Procedure for the manufacture of gas masks.
ES131970A1
(en )
1933-11-16
A method of generating combustible gas.
ES131969A1
(en )
1933-11-16
A method of generating combustible gas.
ES132232A1
(en )
1933-12-16
A procedure to obtain gas.
DK51984C
(en )
1936-08-10
Procedure for the production of sodium nitrate.
DK51018C
(en )
1935-12-09
Process for the manufacture of liquid fuels.