| Patents for F27B 7 - Rotary-drum furnaces, i.e. horizontal or slightly inclined (5,396) |
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| 07/13/1993 | US5226774 Device for charging combustible solids to rotary kilns |
| 07/08/1993 | WO1993013375A1 Rotary kiln with a polygonal lining |
| 07/08/1993 | CA2126673A1 Rotary kiln with a polygonal lining |
| 07/07/1993 | EP0549720A1 Slide-ring packing for rotary drums |
| 07/07/1993 | EP0549678A1 Method and device for cooling a rotary kiln. |
| 07/06/1993 | US5225044 Pyrolytic conversion system |
| 07/06/1993 | US5224433 Waste fuel delivery to long kilns |
| 06/30/1993 | CN1021482C Improvements relating to coal-fired kiln plants |
| 06/24/1993 | DE4142401A1 Heating of furnace based on one or more burners - involves burner under-stoichiometrically operated with flame and enriched air or oxygen coming into contact with one another spaced apart at burner mouth |
| 06/22/1993 | US5221512 Apparatus for preheating and removing organic materials from scrap iron |
| 06/20/1993 | WO1993011872A1 Control and operation of a clutch drive system |
| 06/16/1993 | EP0546955A1 High-temperature rotary drumfurnace |
| 06/10/1993 | WO1993011084A1 Heat treatment of expansible materials to form lightweight aggregate |
| 06/10/1993 | WO1993010884A1 Method for reducing the sulphur dioxide content in the flue gas from a clinker production plant and apparatus for carrying out the method |
| 06/09/1993 | EP0545782A1 Pneumatic device for the distribution of powders in an annular section and furnace using it |
| 06/08/1993 | US5216884 Method and apparatus for producing burnt material and for generating electrical energy |
| 06/08/1993 | CA1318787C External heating, rotary furnace |
| 05/26/1993 | EP0542932A1 Rotary body. |
| 05/26/1993 | CA2056112A1 Method and apparatus for injecting sludge into a kiln |
| 05/25/1993 | US5213496 Feeding system for a lime reburning kiln |
| 05/25/1993 | CA2003564C Method for energy recovery from solid hazardous waste |
| 05/13/1993 | WO1993008936A1 Method and device for removing one or more contaminations from a bulk material |
| 05/06/1993 | DE4136152A1 Bearing ring guide on tubular rotary furnace - has interchangeable protective caps fitting over radial studs on ring holders and secured by locking devices |
| 05/05/1993 | EP0540107A1 Clinker production plant |
| 04/29/1993 | DE4200963C1 Appts. for sepg. mixt. of small pieces of metals - comprises rotatable furnace with chargeable arrangement at one end and with perforations in outer wall to allow lowest m.pt. metal to escape |
| 04/29/1993 | DE4135481A1 Drive unit for installation with continuously variable RPM setter esp. for rotary kiln - drives furnace pinion by main electromotor and control motor regulated via frequency converter |
| 04/13/1993 | US5201652 Method of cooling clinker and clinker cooling apparatus |
| 04/13/1993 | CA1315980C Method for cooling a kiln furnace |
| 03/31/1993 | EP0534225A1 Plant for the heat treatment of powdery materials |
| 03/30/1993 | CA1315096C Suspension preheater |
| 03/30/1993 | CA1315095C Method for transforming a rotary kiln intended in particular for the manufacture of cement, kiln obtained by this method and burning line equipped with this kiln |
| 03/17/1993 | EP0442892B1 Process and arrangement for reducing salt cycles, in particular in cement kilns |
| 03/09/1993 | CA1314143C Revolving grate cooler for cooling of clinker or similar products |
| 03/02/1993 | US5190226 Steam heating predetermined quantity of waste material in pressure vessel to predetermined pressure and temperature while applying extruding action, recovering mixed waste for classification, separating and recovering recyclable materials |
| 02/16/1993 | US5186740 Method for preheating scrap iron by pyrolysis of resinous residues contained therein, with total recovery of their energy content and improvement of the steelmaking cycle |
| 02/16/1993 | US5186622 Circulating heated air of reduced oxygen to volatilize coating from aluminum scrap |
| 02/10/1993 | EP0526770A2 Thermic treatment installation for raw fines |
| 02/09/1993 | US5184950 Process and devices for the decontamination of solid products |
| 01/28/1993 | DE4124256A1 Raw cement heat treatment assembly - has additional cyclone stage next to twin-stage cyclone system |
| 01/27/1993 | EP0524886A1 Process for producing cement with improved dust recovery |
| 01/13/1993 | EP0500792A4 Heat exchanger apparatus |
| 01/05/1993 | CA1312198C Treatment of waste and a rotary kiln therefor |
| 12/29/1992 | US5174750 Circumferential seal system for a rotary combustor |
| 12/29/1992 | CA2072512A1 Method and apparatus for treatment of oil contaminated filings of magnesium and magnesium alloys |
| 12/22/1992 | US5173044 Includes step of absorbing sulfur dioxide |
| 12/10/1992 | WO1992021924A1 Rotary body |
| 12/10/1992 | WO1992021923A1 Rotating body |
| 11/10/1992 | CA1309859C Kiln construction |
| 10/14/1992 | EP0508011A1 A method and apparatus to continuously manufacture red lead |
| 09/30/1992 | EP0505994A1 Semiconductor substrate processing apparatus |
| 09/30/1992 | CN1064927A Device for charging combustible solids to rotary kilns |
| 09/23/1992 | EP0505141A1 A method and a mold for manufacturing, repairing and reconstruction molten metal containment vessels |
| 09/15/1992 | US5148238 Hot kiln alignment system |
| 09/15/1992 | US5146795 Determining the condition of alignment location |
| 09/09/1992 | CN2115507U Rotary slot type forging heating furnace |
| 09/09/1992 | CN2115343U Inside seal spiral cylinder continuous heat treating furnace |
| 09/02/1992 | EP0500792A1 Heat exchanger apparatus. |
| 09/01/1992 | US5144108 Kiln for producing litharge by means of the calcination of massicot |
| 08/25/1992 | US5141208 Foundry plant with rotary furnaces and process of operation |
| 08/19/1992 | EP0498792A1 Segmented seal for rotary equipment. |
| 08/19/1992 | CN1063716A Al-mg ponring refractory coating high-temp. oxygen blow tube |
| 07/29/1992 | WO1992013245A1 Device for charging combustible solids to rotary kilns |
| 07/23/1992 | WO1992012391A1 Rotating tube heat treatment unit, in particular a rotating tubular kiln, with indirect heat feed or dissipation |
| 07/14/1992 | US5129334 Aggregate dryer and soil incinerator having low NOx emissions |
| 07/12/1992 | WO1992012101A1 Lightweight aggregate from fly ash and sewage sludge |
| 07/07/1992 | CA1304586C Process and apparatus for the production of green briquettes for the formation of silicon, silicon carbide or ferrosilicon |
| 07/01/1992 | EP0492229A1 Method of extraction of metals from metal-containing raw materials |
| 07/01/1992 | EP0492133A1 Process and installation for the production of burned material and the generation of electrical energy |
| 06/25/1992 | DE4041251A1 Material firing and power generation - uses low value fuel at kiln to give hot exhaust gas which is used to generate electricity |
| 06/25/1992 | DE4040518A1 Lubricating arrangement - is for inner surface of running ring loosely held on rotating cylinder |
| 06/23/1992 | US5123739 Method of monitoring cement kiln and the apparatus therefor |
| 06/22/1992 | CA2056084A1 Method and apparatus for producing burnt material and for generating electrical energy |
| 06/17/1992 | DE4039504A1 Extracting metals from metal contg. raw materials |
| 06/17/1992 | CN2107590U High speed difference coal powder burner for cement rotary kiln |
| 06/10/1992 | EP0489369A1 Gridplate |
| 05/29/1992 | WO1992008939A1 Arrangement for securing a ball race to the jacket of a rotating tube |
| 05/14/1992 | WO1992008087A1 Slide-ring packing for rotary drums |
| 05/12/1992 | US5112222 Debris tolerant seal |
| 05/07/1992 | DE4035129A1 Gleitringdichtung fuer drehrohrtrommeln Mechanical seal for rotating tube drums |
| 04/30/1992 | WO1992007223A1 A device in kilns |
| 04/22/1992 | EP0481051A1 Rotary reactor and lifter assembly |
| 04/22/1992 | EP0480960A1 Feeding system for a lime reburning kiln. |
| 04/22/1992 | CN2102485U Wind and water cooling rotary kiln |
| 04/07/1992 | US5102330 Opposed fired rotary kiln |
| 04/02/1992 | WO1992005394A1 Method and device for cooling a rotary kiln |
| 04/02/1992 | WO1992005001A1 Process and device for the reduction annealing of powdered iron |
| 03/31/1992 | US5100315 Pocket wheel furnace apparatus |
| 03/26/1992 | DE4030054A1 Verfahren und anlage zum reduktionsgluehen von eisenpulver Method and system for reduktionsgluehen of iron powder |
| 03/18/1992 | EP0475128A1 Process for the reduction of pollutants in the exhaust gases of a burner fired smelt-oven |
| 03/17/1992 | US5096415 Reaction furnace |
| 03/05/1992 | WO1992003691A1 Plant for the heat treatment of powdery raw materials |
| 02/27/1992 | DE4026814A1 Anlage zur thermischen behandlung von mehlfoermigen rohmaterialien Raw materials plant for thermal treatment of mehlfoermigen |
| 02/25/1992 | US5090610 Kiln liner |
| 02/20/1992 | WO1992002773A1 Rotary heat-treatment apparatus |
| 02/19/1992 | CN2096565U Rotary kiln pre-decomposition device for cement vertical cylider preheater |
| 02/11/1992 | US5087133 Arrangement for attaching running rings to a rotary drum |
| 02/02/1992 | CA2022471A1 Refractory block for rotary kiln |
| 01/29/1992 | EP0468350A1 Scraping device for high temperature rotative drums |
| 01/28/1992 | US5083516 Processed wastes as supplemental fuel for modified cement films |
| 01/23/1992 | DE4023230A1 Rotary tube for processing bulk material - has ring bearings for drive, connected to tube so that different tube diameters caused by heat expansion are accommodated |