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