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Regeneration of ion-exchange materials 2023-04-05 148
Production of high quality lump coke from lignitic coals 2023-04-10 884
Process for the refining of lignite tar, shale tar, peat tar, and the like 2023-04-06 292
Process of producing large size coke from brown coal 2023-04-09 328
Method of treating montan wax 2023-04-11 450
Process for dressing coal, lignite, and like materials 2023-04-21 483
Process for bleaching montan wax 2023-04-18 339
Process of carbonizing and distilling carbonaceous materials such as lignite, coal, wood, peat, and similar materials 2023-04-24 319
Apparatus for producing hard homogeneous fuel or similar objects from peat, peat moss, lignite, or the like 2023-04-23 722
Lignite char barbecue briquettes and method of making them 2023-04-07 360
Furnace for the combustion of lignite and semibituminous coal 2023-04-13 189
Lignite and process of producing the same 2023-04-15 871
Method for the obtention of phenols from coal tars and lignite tars 2023-04-12 306
Distillation of lignite 2023-04-14 371
Production of montan wax 2023-04-20 47
Process of producing a product having cation-exchanging properties from lignite or peat 2023-04-08 324
Process of and apparatus for the treatment of materials such as coal, lignite, asphalt, etc. 2023-04-17 563
Dehydrated and charred lump lignite and process of producing the same 2023-04-19 141
Process for improving the properties of montan wax 2023-04-16 369
Apparatus for use in drying and distilling lignite, peat, noncoking coals, and othersimilar carbonaceous matter 2023-04-22 288
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