| Patents for C04B 2 - Lime, magnesia or dolomite (2,806) |
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| 03/01/2000 | CN2366414Y High-efficient air-blower for vertical limekiln |
| 02/15/2000 | CA2087173C High surface area hydrated lime and methods |
| 02/08/2000 | US6022593 Process for applying low-cement castable refractory material |
| 02/02/2000 | CN1048967C Sintered oil-immersed conite and its mfg. process thereof |
| 02/01/2000 | CA2059538C Heating and treatment of particulate material |
| 01/26/2000 | EP0796230B1 A method of preparing a puzzolanic material form paper residue and a method for the manufacture of cement from said material |
| 01/20/2000 | WO2000003044A1 A method for isolation and production of magnesium metal, magnesium chloride, magnesite and magnesium based products |
| 01/20/2000 | CA2336652A1 A method for isolation and production of magnesium metal, magnesium chloride, magnesite and magnesium based products |
| 01/12/2000 | EP0767764B1 Plant for heat treatment of lumpy material |
| 11/30/1999 | US5992041 Raining bed heat exchanger and method of use |
| 11/24/1999 | EP0959052A1 Cement composition and process for producing concrete and precast concrete with the same |
| 11/24/1999 | EP0958243A1 Hydration of alkaline earth metal oxide to produce alkaline earth metal hydroxide |
| 11/24/1999 | CN1235893A Method for preparing purple sand imitating flower pot and bowl |
| 11/18/1999 | WO1999058226A1 A method of producing so2 sorbent that is suitable for use to desulfurize combustion gases |
| 11/02/1999 | US5975892 Pneumatic flash calciner thermally insulated in feed storage silo |
| 10/14/1999 | WO1999051538A1 Method for producing a mortar resembling a mortar used for a historical structure, and suitable additive |
| 10/14/1999 | WO1999051524A1 Process for producing finely divided slaked calcium oxide |
| 10/14/1999 | DE19815631A1 Verfahren zur Herstellung eines einem historischen Mörtel entsprechenden Mörtels Process for the preparation of a corresponding one of the mortar mortar historical |
| 10/13/1999 | EP0948572A1 Multi-coated interference pigments |
| 10/12/1999 | US5965103 Production of slaked lime |
| 10/06/1999 | EP0946453A1 Components, method of producing them, and their use |
| 09/22/1999 | EP0943590A1 Material based on gypsum, process for its production and fire break construction element comprising said material |
| 09/16/1999 | WO1999046215A1 Gypsum based material, method for making same and fire protection building element comprising same |
| 09/15/1999 | EP0802834B1 Process for applying low-cement castable refractory material |
| 09/07/1999 | CA2157961C Fixed bed filtering preheater system for high temperature process furnaces |
| 08/24/1999 | US5942031 Expanding additive for cement composition |
| 08/18/1999 | EP0861209B1 Ca(OH)2 PARTICLES |
| 08/18/1999 | CN1226226A Cement composition and process for producing concrete and precast concrete with the same |
| 08/17/1999 | US5939036 Mixing impure calcium oxide with aqueous solution of nitrate or hydrochloride salt of primary amine or alkanolamine, separating insoluble material, treating solution with carbon dioxide or carbonate of said amine |
| 08/12/1999 | DE19845495A1 Method and double-shaft furnace for calcining rock containing carbon, while generating exhaust gas with a high content of carbon dioxide |
| 08/11/1999 | CN1225657A Multi-coated interference pigment |
| 08/11/1999 | CN1044614C Heat insulating and water proof powder and its prodn. method |
| 07/08/1999 | DE19800001A1 Carbonate dust is calcined to recover burnt lime or dolomite or calcined lime for reuse in sugar manufacture |
| 07/06/1999 | US5919038 Method for the calcination of calcium carbonate bearing materials |
| 06/30/1999 | CN1043876C Stable lime slurries |
| 06/24/1999 | WO1999031450A2 Raining bed heat exchanger and methods of use |
| 06/24/1999 | WO1999031026A1 Method for conditioning fluidised bed combustor ashes |
| 06/24/1999 | CA2314146A1 Raining bed heat exchanger and methods of use |
| 06/23/1999 | CN2325737Y Internal guiding type vertical lime kiln |
| 06/09/1999 | CN1218768A Method for extracting several magnesium compound from bittern |
| 06/01/1999 | US5908801 One step sintering |
| 05/26/1999 | CN1217301A Composite high-strength building lime ash and production process therefor |
| 05/19/1999 | CN2319766Y Annular furnace for return heat burning of bulk |
| 05/18/1999 | US5905000 Nanostructured ion conducting solid electrolytes |
| 05/11/1999 | US5902498 Methods of joining metal components and resulting articles particularly automotive torque converter assemblies |
| 05/06/1999 | EP0912456A1 Controlled reactivity quicklime and method for producing aerated autoclaved concrete |
| 04/14/1999 | EP0908422A1 A method of producing quick lime |
| 04/14/1999 | EP0621800B2 Process for briquetting and compacting fine grained materials |
| 04/14/1999 | CN2314317Y Vertical cement kiln |
| 03/31/1999 | CN1212244A New process for producing flyash brick |
| 03/17/1999 | CN1042522C Method for preparation of superfine grinded calcium carbonate and its equipment |
| 03/09/1999 | US5879430 Hydrating calcium oxide in steel-making slag to produce calcium hydroxide while discharging condnesed hot water |
| 03/02/1999 | US5876689 Process for the manufacture of milk of lime |
| 02/11/1999 | WO1999007647A1 Cement composition and process for producing concrete and precast concrete with the same |
| 02/09/1999 | US5868829 Methods of manufacturing hydraulic materials |
| 02/04/1999 | WO1999004887A1 Process for producing highly reactive lime in a furnace |
| 12/30/1998 | CN1203570A Settable composition and use therefor |
| 12/30/1998 | CN1041406C Method and equipment for producing continuous casting protective slag base material by tower furnace |
| 12/22/1998 | US5851507 Integrated thermal process for the continuous synthesis of nanoscale powders |
| 12/16/1998 | EP0751916B1 Heat treatment of lime sludge |
| 12/16/1998 | CN1201765A Acid small ball outer rolling quickline sintering process |
| 12/03/1998 | DE19722059A1 Recovery of gas mixtures containing hydrogen@ and carbon mon:oxide |
| 12/02/1998 | CN1200478A Equipment-fluidised bed furnace for calcining powdered ore to ball shaped ore, and method for calcining gelatinization material |
| 11/26/1998 | WO1998053011A1 Multi-coated interference pigments |
| 11/03/1998 | CA2087857C Precipitated calcium carbonate |
| 10/20/1998 | US5824244 Lime mud regeneration process |
| 10/15/1998 | DE19707038C1 Binder production from brown coal fly=ash |
| 09/30/1998 | EP0867420A2 Heat insulating wall element and method of its fabrication |
| 09/23/1998 | EP0865415A1 A settable composition and uses therefor |
| 09/02/1998 | EP0861209A1 Ca(OH)2 PARTICLES |
| 09/02/1998 | CN1191848A Heat regeneration calciner for loose mass |
| 08/20/1998 | DE19706265A1 Method for burning basic material |
| 08/06/1998 | WO1998033743A1 Hydration of alkaline earth metal oxide to produce alkaline earth metal hydroxide |
| 08/05/1998 | CN1189814A Process for producing clacium hydroxide |
| 08/05/1998 | CN1189523A Waterproof and heat-proof powder prodn. tech. |
| 08/05/1998 | CN1189467A Calcining method of solid material |
| 08/04/1998 | US5788738 High temperature vapors quenched by adiabatic expansion |
| 07/07/1998 | US5775890 Plant for heat treatment of lumpy material |
| 06/25/1998 | WO1998019351A3 Nanostructured ion conducting solid electrolytes |
| 06/24/1998 | EP0849236A1 The production of slaked lime |
| 06/23/1998 | US5769627 Vertical type calcination kiln |
| 05/22/1998 | WO1998021160A1 Components, method of producing them, and their use |
| 05/19/1998 | CA2066655C Precipitated calcium carbonate |
| 05/14/1998 | DE19750162A1 Constructional element used in brickwork |
| 05/13/1998 | CN1181360A Method for preheating power gas for vertical kiln production |
| 05/07/1998 | WO1998019351A2 Nanostructured ion conducting solid electrolytes |
| 05/07/1998 | DE19647442A1 Slaked lime production from limestone burnt in furnace |
| 05/05/1998 | US5746983 Apparatus and process for calcification |
| 04/15/1998 | CN2278692Y Vertical calcining furnace having filtration of smoke |
| 04/08/1998 | EP0777550A4 Nanoscale particles, and uses for same |
| 04/01/1998 | CN1177578A Process for production of lime using waste slag discharged from industrial alkali production |
| 03/25/1998 | CN1176858A Method and equipment for prodn. of continuous casting protective slag material by tower furnace |
| 03/17/1998 | US5728428 Composition for protecting a body of concrete, a process for preparing same, and a method for the protection of a body of concrete |
| 03/17/1998 | US5728208 Concrete mix, process for preparing same, an additive for concrete mix, and process for preparing same |
| 03/12/1998 | WO1998009753A1 Integrated thermal process and apparatus for the continuous synthesis of nanoscale powders |
| 03/12/1998 | CA2263902A1 Integrated thermal process and apparatus for the continuous synthesis of nanoscale powders |
| 03/04/1998 | EP0802834A4 Process for applying low-cement castable refractory material |
| 02/19/1998 | DE19632518A1 Water treatment plant for material containing calcium oxide |
| 02/04/1998 | CN1172082A Burnt oil-immersed conite and its manufacturing process |
| 02/03/1998 | US5713977 Fixed bed filtering preheater process for high temperature process furnaces |