DK23395C
(en )
1918-08-19
Procedure for the Manufacture of Wood Tar Lubricating Oils.
DK25942C
(en )
1920-05-10
Procedure for the Manufacture of Lubricating Oils.
DK22700C
(en )
1917-12-24
Procedure for Impregnation of Peat.
DK22299C
(en )
1917-07-23
Procedure for the manufacture of fuel briquettes.
DK22676C
(en )
1917-12-17
Procedure for the manufacture of hydrocarbon compounds.
DK27623C
(en )
1921-05-17
Procedure for Connecting Pipes.
DK16791C
(en )
1912-12-16
Procedure for the Manufacture of Lubricating Oils.
DK27962C
(en )
1921-07-11
Procedure for the Preparation of Alkalicyanates.
DK22233C
(en )
1917-07-09
Procedure for Manufacturing Furniture.
DK22409C
(en )
1917-09-03
Procedure for Making Enamel.
DK24843C
(en )
1919-08-11
Procedure for Making Caramel.
DK22683C
(en )
1917-12-24
Procedure for Imitation of Oil Paintings.
DK22728C
(en )
1917-12-31
Procedure for the manufacture of porcelain objects.
DK25870C
(en )
1920-04-19
Procedure for Making Tar Soap.
ES64539A1
(en )
1917-06-16
Procedure for refining volatile metals.
DK32914C
(en )
1924-03-03
Machine for the manufacture of pressed glassware.
DK25180C
(en )
1919-11-03
Procedure for Reddening Fiber Substances.
DK24017C
(en )
1919-02-03
Painter oil.
DK22750C
(en )
1918-01-14
Procedure for the Production of Vegetable Charcoal.
DK22571C
(en )
1917-11-05
Procedure for the production of dyes.
ES61777A1
(en )
1916-04-01
Procedures for the manufacture of Benzol.
ES60001A1
(en )
1915-04-16
Procedure for obtaining oil gas.
DK24355C
(en )
1919-04-07
Procedure for Densification of Wood.
ES63329A3
(en )
1916-12-16
A procedure for the refining of vegetable oils.
DK26890C
(en )
1920-11-08
Procedure for the production of low-smoke gunpowder varieties.