| Patents for F27D 7 - Forming, maintaining, or circulating atmospheres in heating chambers (2,811) |
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| 09/13/2000 | EP1035086A1 Process and apparatus for cooling a stream of hot gas in a mixing chamber |
| 09/13/2000 | CN1056440C Method for supplying oxygen-containing air into furnace of industrial installations equipped with turbines |
| 09/12/2000 | US6116898 Oven having built-in gas biasing means |
| 09/12/2000 | US6116895 Dual mode convection oven |
| 09/08/2000 | WO2000052215A1 Endothermic heat treatment of solids loaded on trolleys moving in a kiln |
| 09/04/2000 | CA2299860A1 Installation for the vacuum-thermal treatment of materials |
| 08/29/2000 | US6111227 Furnace exhaust method and apparatus |
| 08/29/2000 | US6109914 Gas flow furnace |
| 08/29/2000 | CA2208511C Arc furnace fume collection system |
| 08/24/2000 | DE19907473A1 Feeding hot particle-charged gases from metallurgical vessel into gas purification plant, comprises deviating edge region of rotating gas stream and treating independently of gas main stream |
| 08/23/2000 | CN2393062Y Outer sealing device for exhausting system |
| 08/22/2000 | US6107605 Pressure regulator for steam oven |
| 08/22/2000 | US6106281 Method of reducing the flow of gas needed for a chamber with controlled temperature and controlled composition of gas |
| 07/26/2000 | EP1022514A1 Method and device for controlling the gaseous fuel flow |
| 07/26/2000 | EP1021571A1 Apparatus and method for the secondary refinement of metals |
| 07/20/2000 | DE19909441C1 System for vacuum-thermal material treatment has lifting device that moves material and transport chamber(s) between treatment chambers in series with valved upper charging openings |
| 07/19/2000 | EP1019211A1 Method of fluxless melting of magnesium |
| 07/19/2000 | CN1260269A Apparatus and method for annealing welded components |
| 07/12/2000 | EP1017959A1 Failsafe convection oven assembly |
| 07/05/2000 | EP1016825A1 Combustion method and uses thereof in producing glass and metal |
| 07/05/2000 | CN1258828A Combustion method and production for glass and metal thereof |
| 06/29/2000 | WO2000037687A1 Complex fluidized bed type fine iron ore reducing apparatus, and method therefor |
| 06/29/2000 | CA2322130A1 Complex fluidized bed type fine iron ore reducing apparatus, and method therefor |
| 06/28/2000 | EP1012358A1 Inflatable elastomeric element for rapid thermal processing (rtp) system |
| 06/22/2000 | WO2000036354A1 Combination conduction/convection furnace |
| 06/21/2000 | EP1010484A2 Combination conduction/convection furnace |
| 06/07/2000 | EP0748392B1 Method for melting fine particles containing carbon |
| 05/25/2000 | WO2000029799A1 Apparatus and method for thermal processing of semiconductor substrates |
| 05/24/2000 | EP1002613A1 Atmosphere controlled workpiece heating chamber |
| 05/24/2000 | EP0832407A4 Passive gas substrate thermal conditioning apparatus and method |
| 05/23/2000 | CA2183784C Apparatus for melting fine particles containing carbon and method for melting such fine particles using the apparatus |
| 05/18/2000 | WO2000027765A1 Improvements in or relating to manufacture of glass articles or the like |
| 05/16/2000 | US6063331 Annealing furnaces |
| 05/16/2000 | US6062464 Method of brazing aluminium with flux and a furnace therefor |
| 05/09/2000 | CA2012270C A device for carrying out sequential thermal treatments under a vacuum |
| 05/02/2000 | US6056544 Apparatus for baking resists on semiconductor wafers |
| 04/27/2000 | DE19846749A1 Aerodynamic seal used for continuous thermal treatment plants has separate slit nozzles arranged on each side of the metal strip |
| 04/26/2000 | EP0995805A1 Heat treatment installation for a batch of metallic workpieces |
| 04/20/2000 | WO2000022363A1 Gas seal for continuous thermal treatment facilities operated with a protective gas atmosphere |
| 04/13/2000 | DE19815457C2 Elektronenstrahlschmelzofen zum Umschmelzen von stückigem Gut Electron beam furnace for remelting lumpy |
| 04/11/2000 | US6049559 Method of refining metal to high degree of purity and high-frequency vacuum induction melting apparatus |
| 04/04/2000 | US6045749 Method for de-lubricating powder metal compacts |
| 03/28/2000 | US6042370 Graphite rotary tube furnace |
| 03/22/2000 | CN1050635C Sealing device for outlet/inlet of controlled atmosphere heat treatment furnace |
| 03/21/2000 | US6039786 Process for melting a metal charge in a rotary furnace and rotary furnace for implementing such a process |
| 03/16/2000 | WO2000014286A1 Method for heat-treating recyclings containing oil and iron oxide |
| 03/16/2000 | CA2339014A1 Method for heat-treating recyclings containing oil and iron oxide |
| 03/14/2000 | US6036793 Method of heat treating oxygen-sensitive products |
| 03/01/2000 | CN1049924C Sealing device for inlet or outlet of atmosphere equipment |
| 02/29/2000 | US6030431 Method for an improved energy input into a scrap bulk |
| 02/22/2000 | CA2032652C Industrial furnace with improved heat transfer |
| 02/17/2000 | WO2000008216A1 Apparatus and method for the secondary refinement of metals |
| 02/17/2000 | CA2305741A1 Apparatus and method for the secondary refinement of metals |
| 02/09/2000 | EP0978337A2 Method for de-lubricating powder metal compacts |
| 02/09/2000 | EP0894151B1 Recovery of metal from dross |
| 02/03/2000 | DE19834408A1 Container of metal melt, in particular, lead melt for reduced oxide formation has a skirting element which at least partially surrounds the opening in the container cover and partially extends into the melt |
| 01/19/2000 | CN1048544C Method and apparatus for oxidizing pulverous fuel with two gasses having different oxygen contents |
| 12/29/1999 | EP0967450A2 Gaseous fuel heating unit |
| 12/21/1999 | US6004368 Melting of reactive metallic materials |
| 12/09/1999 | DE19824573A1 Verfahren zum Schmelzen von Metallen A method for melting metals |
| 12/08/1999 | EP0962540A1 Process for thek non-oxidizing smelting of metals in a furnace with oxy-fuel burner |
| 12/07/1999 | US5997290 Revolving transfer furnace for treating workpieces |
| 12/07/1999 | US5997287 Furnace for activating a woven or non-woven textile sheet based on continuous carbonized filaments or spun carbonized yarn |
| 11/23/1999 | US5989647 Heat-treatment device and process |
| 11/17/1999 | EP0712642B1 Fire detecting and counteracting method in sealing device at inlet/outlet of compartment of continuous heat treatment furnace or the like for metallic strip |
| 11/16/1999 | US5987053 High temperature air cooled vacuum furnace |
| 11/16/1999 | US5987051 Arc furnace fume collection system and method |
| 11/10/1999 | EP0833950B1 Method for an improved energy input into a scrap bulk |
| 11/10/1999 | CN1046256C Apparatus for heating or cooling plate-like or sheet-like flat glass |
| 10/26/1999 | US5974077 Preheating entire vacuum vessel, controlling total pressure as well as partial pressure of oxygen, hydrogen, and carbon monoxide in specific ratio; designed with double jacket structure to water cool, so inside of furnace is baked |
| 10/19/1999 | US5970308 Prior to sintering at high temperatures. mixing a controlled amount of a gaseous oxidizing agent |
| 10/19/1999 | US5970083 Device for injecting non-oxidizing gas into a furnace |
| 10/14/1999 | DE19815457A1 Electron beam furnace for melting lumpy materials used for production of high-purity titanium |
| 10/12/1999 | US5965048 Heated chamber including an open wall with a gas curtain |
| 10/05/1999 | US5961689 This invention relates generally to heating and/or melting a charge such as aluminum. |
| 09/28/1999 | US5957684 Heating method and apparatus |
| 09/15/1999 | EP0942247A1 Protective atmosphere heating |
| 09/08/1999 | CN1227910A 保护性气氛加热方法 Protective atmosphere heating method |
| 08/31/1999 | US5944515 Reversing air flow oven |
| 08/11/1999 | EP0935006A1 Melting of reactive metallic materials |
| 08/10/1999 | US5934871 Method and apparatus for supplying a anti-oxidizing gas to and simultaneously cooling a shaft and a fan in a heat treatment chamber |
| 08/05/1999 | DE19803633A1 Vacuum hardening oven with air cooling flow through ducts controlled by flaps and slides with single drive mechanism |
| 08/03/1999 | US5931664 Non-mechanical leak-proof coupling |
| 07/27/1999 | US5928986 Method for activating a woven or non-woven textile sheet of continuous carbonized filaments or spun carbonized yarn |
| 06/29/1999 | US5916388 Method and apparatus for the treatment of stainless steel surfaces |
| 06/24/1999 | WO1999031021A1 Roof-mounted oxygen-fuel burner for a glass melting furnace and process of using the oxygen-fuel burner |
| 06/22/1999 | US5914885 Thermal treatment apparatus and method |
| 06/16/1999 | EP0922120A1 Revolving furnace for the treatment of work pieces |
| 06/03/1999 | WO1999027144A1 Operation method of furnace equipment for magnesium alloys |
| 06/03/1999 | CA2311361A1 Operation method of furnace equipment for magnesium alloys |
| 05/20/1999 | DE3943755C2 Isostatic pressurising equipment locking device |
| 05/18/1999 | US5905752 ARC furnace fume collection system and method |
| 05/12/1999 | CN1216348A Safety system for rapid-cooling ovens for metal strip |
| 05/06/1999 | EP0913658A1 Safety system for furnaces for the rapid cooling of metallic strips |
| 05/05/1999 | CN1216102A Metal melting apparatus and method therefor |
| 04/29/1999 | DE19747317A1 Molten metal treatment vessel especially for use with steel |
| 04/15/1999 | WO1999002287A8 Method of fluxless melting of magnesium |
| 04/08/1999 | WO1999017069A1 Failsafe convection oven assembly |
| 04/08/1999 | DE19743967A1 Automatic determination of leakage rates in evacuated inoperative vacuum vessels |
| 03/31/1999 | EP0905262A1 Heating method and heating apparatus |