DK39957C
(en )
1929-03-25
Apparatus for the extraction of valuable constituents of coal, peat, lignite and the like.
DK43782C
(en )
1931-03-02
Apparatus for coking coal and similar materials.
DK47837C
(en )
1933-10-02
Coke discharge device for vertical Retorters for Coking Coal and the like.
DK43935C
(en )
1931-03-30
Installations for the continuous coking of coal and similar materials.
DK42789C
(en )
1930-08-18
Procedure for dewatering peat and the like.
DK61162C
(en )
1943-07-26
Method and apparatus for drying peat, lignite, wood and similar fuels to increase the calorific value.
DK39287C
(en )
1928-09-24
Procedure and apparatus for the production of hard, homogeneous fuel material or other hard objects of peat, peat soil, rough coal or the like.
DK41768C
(en )
1930-03-03
Coke discharge device for vertical Retorts for Coking Coal and the like.
DK44324C
(en )
1931-07-06
Procedure and Apparatus for Taking Underground Soil Samples.
DK39789C
(en )
1929-02-11
Apparatus for extracting oils, waxes, fats and the like from materials with such contents.
DK37211C
(en )
1927-03-07
Apparatus for bleaching fatty oils, mineral oils and the like using bleaching earth.
DK43492C
(en )
1930-12-15
Device for Changing the Sorting Degree by Sorting Apparatus for Coke and the like.
DK41897C
(en )
1930-03-24
Apparatus for making soap shavings and the like.
DK42895C
(en )
1930-09-01
Procedure and Apparatus for Treating Products Derived by Coking Coal.
DK41474C
(en )
1930-01-20
Device for Apparatus for Activating and Reactivating Coal.
DK38909C
(en )
1928-06-25
Apparatus for binding dust obtained by crushing oilcakes and the like.
DK31298C
(en )
1923-02-19
Apparatus for processing peat, wood, wood waste and the like.
DK37778C
(en )
1927-08-01
Apparatus for framing pipes for wells and the like.
DK43548C
(en )
1930-12-29
Procedure and Apparatus for Gassing Heavy Oils.
DK39199C
(en )
1928-09-03
Apparatus for Spreading Tar and Asphalt.
DK42371C
(en )
1930-06-10
Procedure for Finding and Draining Peat Mass.
DK43075C
(en )
1930-09-29
Procedure for Finding and Draining Peat Mass.
DK35420C
(en )
1925-12-21
Apparatus for drainage of timber and the like.
DK38460C
(en )
1928-02-20
Apparatus for Reduction of Ores, Oxyders and the like.
DK35712C
(en )
1926-03-01
Procedure and Retort Furnace for Coking Coal.