CH16968A
(de )
1899-03-15
Wasch- und Sortiermaschine für Kies, Erze, Kohlen und andere Materialien
CH10774A
(de )
1896-02-15
Sieb- und Waschmaschine für Sand, Kies, Kohlen, Erze und andere Materialien
GB189513725A
(en )
1896-05-02
Sifting and Washing Machine for Sand, Gravel, Coal, Ores, and other Material.
GB189827197A
(en )
1899-12-23
Improvements in and Apparatus for Washing or Disintegrating Coal, Ore, and other like materials.
CH9596A
(de )
1895-06-30
Sortier- und Waschmaschine für körnige Materialien
CH9588A
(de )
1895-06-30
Maschine zum Waschen von Sand und Kies und andern körnigen Materialien
GB189622736A
(en )
1897-08-21
Improvements in Machinery or Apparatus for Crushing and Grading Ores, Quartz, and other Materials.
DK547C
(da )
1896-06-08
Sigte- og Vadskemaskine for Sand, Grus, Kul, Erts og lignende.
GB189612303A
(en )
1897-06-05
Improvements in Machines for Washing Ores, Coal, and other like Substances.
GB190523713A
(en )
1906-11-17
Improvements in Apparatus for Washing and Grading Coal and other Minerals especially applicable to Fine Coal.
GB189404380A
(en )
1895-01-05
Improvements in Machinery for Washing Coal and other Minerals and Materials.
CH46797A
(de )
1910-04-16
Sortiermaschine für Kies, Sand etc.
GB189418618A
(en )
1895-01-12
A New or Improved Machine for Washing and Screening and Dividing Gravel and such like Material.
CH17839A
(de )
1899-11-15
Kies- und Sand-Sortiermaschine
GB189420597A
(en )
1894-12-01
Improvements in Middlings Purifiers and similar Machines.
Kalcher
2016
Optimisation of operating costs due to the implementation of innovative technologies in coal preparation
GB190501697A
(en )
1905-12-21
Improvements in Machines for the Concentration of Ores or other Substances of Different Specific Gravities
CH23847A
(de )
1902-09-30
Apparat zum Waschen von Sand, Kies u. dgl. und zum Separieren ungleich schwerer Materialien auf nassem Wege
GB190526556A
(en )
1906-03-08
Improvements in Apparatus for Washing and Separating Coal and other Minerals.
GB189414973A
(en )
1895-11-04
Improvements in Machines or Apparatus for Cleaning, Combing and Assorting Fibrous Materials.
CH21487A
(de )
1901-07-31
Vorrichtung zum Waschen von Sand, Kies, Kohlen etc.
GB189521844A
(en )
1896-01-18
An Improved Machine for Riddling, Grinding, Mixing and Riddling Coal Dust, Sand, and other analogous Materials.
GB190623986A
(en )
1907-08-08
Improvements in Means for Jigging or Agitating Coal, Ores, or other Material.
GB189504778A
(en )
1895-08-31
An Improved Combined Machine for Grinding, Mixing, and Riddling Coal Dust, Sand, and other Material.
AU8204B
(en )
1905-02-01
Improvements in machines for evening and grading leather