| Patents for C22B 1 - Preliminary treatment of ores or scrap (10,434) |
|---|
| 01/10/1986 | CN85100645A Double-rphere sintering technology |
| 12/27/1985 | EP0165585A2 Method of and apparatus for separating rubber and/or plastics from composite articles made of metal and at least one of these materials |
| 12/27/1985 | EP0165543A2 Recovery of chlorine |
| 12/24/1985 | US4560538 Curing and leaching process for metal ores |
| 12/20/1985 | CN85200546U Ring-type air-bleed cooling machine |
| 12/04/1985 | EP0162954A2 Process for obtaining a germanium concentrate |
| 11/26/1985 | US4555387 Flash roasting of molybdenum sulfide concentrates in a slagging reactor |
| 11/21/1985 | EP0161721A1 Process for thermo-hardening iron pellets on a moving grate |
| 11/12/1985 | CA1196721A1 Diagnosis method of rotary kiln interior |
| 11/05/1985 | US4551312 Process for converting molybdenite to molybdenum oxide |
| 10/29/1985 | US4549904 Process for the preparation of pellets |
| 10/29/1985 | CA1196012A1 Method and apparatus for separating oily and fatty materials from solid particles |
| 10/22/1985 | US4548651 Vaporization of hydrocarbon combustible in kiln, separation of fumes, then controlled combustion |
| 10/22/1985 | CA1195505A1 Manufacture of a product to be sintered from fine- grain iron-oxide material |
| 10/16/1985 | EP0157805A1 Process, plant and/or device for preparing oil-coated scales or similar materials. |
| 10/15/1985 | US4547227 Method for preparing a steel charge from terneplate scrap metal |
| 10/15/1985 | CA1195123A1 Method for the recovery of iron units from flue dust generated in a steel making process |
| 10/09/1985 | EP0156869A1 Process for the recovery of valuable metals, particularly rare earths and similar metals, from a carbonate-containing raw material |
| 09/25/1985 | EP0145728A4 Extraction of metals from ores. |
| 09/24/1985 | US4543121 Method of reducing hydrocarbon emissions occurring during iron ore sintering operations |
| 09/17/1985 | US4541993 Process for the sulfatization of non-ferrous metal sulfides |
| 09/17/1985 | CA1193446A1 Method for working-up metal containing waste products |
| 09/17/1985 | CA1193440A1 Passivation of sponge iron |
| 09/10/1985 | CA1193104A1 Process for preparing a pulverulent metal oxide as an alloying additive to a steel melt |
| 09/04/1985 | EP0153353A1 Process for the recovery of non ferrous and precious metals from carbon-containing materials |
| 09/03/1985 | US4539188 Combustion in a fluidized bed, pollution control |
| 08/28/1985 | EP0153296A2 Process and apparatus for treating scrap from the working of titanium parts |
| 08/20/1985 | US4536211 Waste gas circulation method and system for sintering apparatus |
| 08/13/1985 | CA1191788A1 Pharmaceutical formulations |
| 08/07/1985 | EP0150805A2 A method for recovering zinc from substances containing a zinc compound |
| 08/06/1985 | US4533384 Process for preparing binder-free hot-briquets |
| 07/31/1985 | EP0149865A2 Process for drying sulfide ores by direct contact with hot drying gases |
| 07/23/1985 | US4530819 Process for reducing the iron |
| 07/23/1985 | CA1190748A1 Process for purifying molybdenite concentrates |
| 07/16/1985 | US4529446 Formed metal-containing briquettes, process for forming the same and process for utilizing the same in the manufacture of steel |
| 07/16/1985 | US4529439 Crushing, adding flux, agglomerating |
| 07/09/1985 | US4528029 Self-reducing iron oxide agglomerates |
| 07/04/1985 | WO1985002791A1 Recovery of metal values from mineral ores as seeded hydrocarbon oil agglomerates |
| 06/26/1985 | EP0145728A1 Extraction of metals from ores |
| 06/25/1985 | US4525207 Roasting zinc oxide containing material in fluidized bed and briquetting calcine |
| 06/19/1985 | EP0047742B1 A process for recovering non-ferrous metal values from ores, concentrates, oxidic roasting products or slags |
| 06/18/1985 | US4523948 Roasting of molybdenite concentrates containing flotation oils |
| 06/11/1985 | CA1188519A1 Method of introducing addition agents into a metallurgical operation |
| 05/28/1985 | US4519987 Reacting to form gaseous chlorides |
| 05/22/1985 | EP0141890A1 Waste gas circulation method and system for sintering apparatus |
| 05/21/1985 | US4518428 Agglomerates containing olivine |
| 05/14/1985 | US4517014 Method of producing an ore pellet |
| 05/08/1985 | EP0139783A1 Device for processing scrap, waste or the like |
| 05/07/1985 | US4515351 Method and apparatus for manufacturing non-fired iron-bearing pellet |
| 05/02/1985 | EP0139120A1 Method for the production of sulfur dioxide |
| 04/30/1985 | CA1186153A1 Method and apparatus for manufacturing non-fired iron- bearing pellet |
| 04/24/1985 | EP0138794A1 A method for recovering metal values from materials containing copper and/or precious metals |
| 04/24/1985 | EP0138100A2 Process for manufacturing active carbon-rich masses or bodies |
| 04/23/1985 | US4512798 Method for producing lead from sulphidic and oxidic and/or sulphatic lead raw materials |
| 04/16/1985 | US4510807 Diagnosis method of rotary kiln interior |
| 04/02/1985 | CA1184968A1 Process for the disassembling of scrap alkaline accumulators |
| 03/28/1985 | WO1985001300A1 Process for the recovery of valuable metals, particularly rare earths and similar metals, from a carbonate-containing raw material |
| 03/27/1985 | EP0135457A1 Pretreatment of ores having an argillaceous gangue by alkali humidifying and thermal treatment |
| 03/14/1985 | WO1985001069A1 Process, plant and/or device for preparing oil-coated scales or similar materials |
| 03/12/1985 | US4504310 Process for the production of high purity metals or alloys |
| 03/12/1985 | US4504306 Method of producing agglomerates |
| 03/12/1985 | CA1183691A1 Method for removing sulphur in conjunction with the gasification of carbonaceous material in metal smelts |
| 02/28/1985 | WO1985000834A1 Process for the recovery of non ferrous and precious metals from carbon-containing materials |
| 02/26/1985 | US4501609 Passing hot fumes through mineral on supporting grid |
| 02/26/1985 | US4501412 Non-polluting heat recuperative sintering method and apparatus |
| 02/26/1985 | US4501073 Apparatus and method for dehydrating metal pieces |
| 02/26/1985 | CA1183003A1 Autoclave tungstate upgrading of scheelite concentrates |
| 02/19/1985 | US4500496 Adding ferrous chloride and chlorinating |
| 02/05/1985 | US4497780 Method and apparatus for removing arsenic from an arsenic-containing material |
| 02/05/1985 | US4497778 Preroasting to convert pyrite to pyrrhotite |
| 02/05/1985 | US4497661 Coke, coal, magnesia, and polymeric crosslinked reaction product |
| 01/29/1985 | CA1181594A1 Method for firing coal in pyro-processes using direct heat recuperation from a cross flow heat exchanger |
| 01/16/1985 | EP0131201A1 Method and device for pelletizing |
| 01/01/1985 | US4491471 Composite pellet for use as a carbothermic reduction feed |
| 01/01/1985 | US4491470 Method for separating non-ferrous metals from ferruginous secondary substances |
| 12/27/1984 | CA1179827A Chlorinator furnace and method for producing tetrachloride of such metals as titanium and zirconium |
| 12/19/1984 | EP0128887A1 A method for processing copper smelting materials and the like containing high percentages of arsenic and/or antimony |
| 12/18/1984 | US4489046 Arsenic trioxide |
| 12/18/1984 | US4489045 Recovery of by-product calcium chloride from chlorination of titaniferous ores |
| 12/18/1984 | CA1179509A1 Iron-copper separation by reduction leaching |
| 12/11/1984 | US4487747 Production of metal chlorides |
| 12/06/1984 | WO1984004759A1 Extraction of metals from ores |
| 12/05/1984 | EP0127215A1 Annular machine for contacting solid substances with gases |
| 11/21/1984 | EP0125435A2 Process and installation for preparing coated metallic articles and for obtaining spherical metallic particles |
| 11/21/1984 | EP0125305A1 Process for minimizing the reduction disintegration of iron ores and iron ore agglomerates to be used as blast furnace burden. |
| 11/14/1984 | EP0125223A1 A method for producing lead from sulphidic and oxidic and/or sulphatic lead raw materials |
| 11/13/1984 | US4482480 Polycarboxylic acid derivatives and uses |
| 11/13/1984 | CA1177641A1 Apparatus for charging a shaft furnace |
| 11/08/1984 | WO1984004259A1 Recovery of metal values from mineral ores by incorporation in coal-oil agglomerates |
| 11/06/1984 | US4480797 Installation for treatment of waste metal and liquid dross |
| 11/06/1984 | CA1177368A1 Decoating of aluminium scrap |
| 11/06/1984 | CA1177253A1 Elutriation desliming of silicious iron ore |
| 10/23/1984 | US4478794 Roasting of mixed sulphide ores or concentrates |
| 10/16/1984 | US4477416 Salt roasting of vanadium ore in the presence of carbon |
| 10/02/1984 | US4474603 Method of producing an ore pellet |
| 10/02/1984 | CA1175239A1 Wet oxidation of organic matter |
| 10/02/1984 | CA1175238A1 Method and apparatus for the thermal production of metal carbides and metals |
| 09/25/1984 | US4473519 Method of agglomeration of fly ash into pellets |
| 09/25/1984 | CA1174854A1 Production of abrasion-resistant pressed articles mainly consisting of metal |
| 09/19/1984 | EP0118931A1 Afterburning and cleaning proces of off-gases |