DK27754C
(en )
1921-06-06
Apparatus for the partial conversion of coal, slate or other bituminous substances into coke.
DK23801C
(en )
1918-12-02
Apparatus for decomposing coke or similar.
DK23052C
(en )
1918-04-29
Hydrocarbon Conversion Apparatus.
DK15986C
(en )
1912-05-20
Apparatus for the charring or coking of peat, coal, wood waste and the like.
ES66281A2
(en )
1918-03-01
A new procedure to verify the conglomerate of coals of all kinds, by means of resinous and greasy substances.
DK33552C
(en )
1924-08-18
Procedure for the production of briquettes of fine-grained coke or charcoal.
DK29391C
(en )
1922-02-27
Method and apparatus for distilling bituminous solids.
DK28824C
(en )
1921-11-21
Procedure for the production of peat coal for decolorization.
DK15171C
(en )
1911-10-16
Apparatus for Converting Ordinary Firing Rifles to Automatic Rifles.
DK27325C
(en )
1921-03-21
Procedure for the uptake of raw peat by mass production of firewood or peat litter.
DK29287C
(en )
1922-02-06
Procedure for Treatment of Coal.
DK22092C
(en )
1917-04-30
Furnace for the Distillation of Coal or Coal Substances.
DK30164C
(en )
1922-09-04
Apparatus for the distillation of coal and similar carbonaceous substances.
DK22926C
(en )
1918-03-25
Procedure for Roasting Sulfur Ore, Ore, etc. in Floor Stoves.
ES65254A1
(en )
1917-09-16
An improved procedure, with its corresponding apparatus, to separate liquids from solids.
DK25817C
(en )
1920-04-06
PROCEDURE FOR REFINING MINERAL OILS.
DK34743C
(en )
1925-07-13
Procedure and Apparatus for the Utilization of Coal by Their Residual Conversion to Gas.
DK27736C
(en )
1921-06-06
Process for the distillation of wood, wood fibers and similar carbonaceous substances.
DK25870C
(en )
1920-04-19
Procedure for Making Tar Soap.
DK26751C
(en )
1920-10-11
Briquette coking oven.
DK27069C
(en )
1921-01-03
Apparatus for Bending Pipes.
DK23721C
(en )
1918-11-11
Apparatus for shortening or trimming firewood, kvass and the like.
AT89559B
(en )
1922-10-10
Coke oven.
DK58050C
(en )
1940-10-07
Device for vertical retort furnaces for gasification of coal or similar materials.
DK49465C
(en )
1934-10-29
Vertical Retort for Coking Coal or similar.