Patents for F27D 17 - Arrangement for using waste heat; Arrangement for using, or disposing of, waste gases (7,646) |
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04/19/2001 | WO2000075588B1 Method and device for operating electric arc furnaces and/or resistance furnaces |
04/18/2001 | CA2323032A1 Method and apparatus for backing-up oxy-fuel combustion with air-fuel combustion |
04/17/2001 | US6219371 System to plug the delta area of the roof of an electric arc furnace |
04/17/2001 | CA2052659C Process for the production of pig iron and sponge iron |
04/12/2001 | DE19947343A1 Melting zinc-containing materials containing heavy metals comprises reductively moving the burner and/or the liquid slag so the zinc is converted into the gas phase |
04/04/2001 | CN1290336A Cooled roof for electric arc furnaces and ladle furnaces |
04/03/2001 | US6210157 Fuel reformer combustion process |
03/29/2001 | DE10047555A1 Cover for a metallurgical melting furnace has a cylindrical body element arranged above the flange and is equipped with an end wall which has a number of openings receiving a carbon electrode |
03/27/2001 | US6206949 NOx reduction using coal based reburning |
03/21/2001 | EP1085283A2 Installation for the cleaning and burning of shaft furnace exhaust gases |
03/21/2001 | EP1085282A1 Oxidant-driven dust recycling process and device for rotary kilns |
03/21/2001 | EP1085264A1 Process and apparatus for water cooling of a combustion grate |
03/21/2001 | CN1288066A Method and equipment for prodn. of reduction iron |
03/20/2001 | US6203316 Continuous on-line smokeless bake-out process for a rotary oxidizer |
03/20/2001 | US6202576 Process for recycling fine-particle solids discharged from a reactor vessel with a gas |
03/15/2001 | WO2001018261A1 Installation for controlling the sealed condition of water-gas heat exchangers for industrial furnaces |
03/15/2001 | WO2001018260A1 Furnace for the direct reduction of iron oxides |
03/15/2001 | DE19943665A1 Verfahren zur Kühlung eines Rostes für einen Feuerraum mittels Wasser sowie Rost zur Verbrennung von Feststoffen Method for cooling a grate for a combustion chamber with water and rust for combustion of solids |
03/15/2001 | CA2351633A1 Installation for controlling the sealed condition of water-gas heat exchangers for industrial furnaces |
03/13/2001 | US6201826 Loading system for electric arc furnaces |
03/13/2001 | US6200518 Melt-reducing facility and method of operation thereof |
03/08/2001 | DE19941229A1 Waste gas guide has a waste gas line formed in its section connected to the furnace wall as a double-wall pipe having an inner and an outer pipe |
02/06/2001 | US6183243 Method of using nuclear waste to produce heat and power |
01/17/2001 | CN2415325Y Double preheated sinter ignition furnace |
01/17/2001 | CN1280628A Method for reducing iron oxides and smelting iron and installations thereof |
01/17/2001 | CN1280288A Preheating heater |
01/16/2001 | USRE37014 Combined installation of a metal production unit and a unit for the separation of air gas |
01/16/2001 | US6175584 Aspiration system to reduce the losses of fine materials and powders from an electric arc furnace |
01/04/2001 | WO2000040839B1 Method for the cogeneration of heat and power in conjunction with decentralised heat needs |
12/28/2000 | WO2000079012A1 Method for producing melt iron |
12/28/2000 | WO2000078482A1 Metallurgical treatment apparatus |
12/27/2000 | EP1063473A1 Combustion apparatus and melting furnace for nonferrous metals |
12/27/2000 | EP1062469A1 Cooled roof for electric arc furnaces and ladle furnaces |
12/27/2000 | CN1278011A Direct smelting furnace |
12/27/2000 | CN1278010A Direct smelting method and equipment |
12/26/2000 | US6164962 Rapid cooling down method for regenerative thermal oxidizer |
12/21/2000 | DE19927380A1 Induction treatment device for glass vitrification of a sample prior to analysis has a treatment crucible for mixing sample and glass which has two axes or rotation or agitation to improve homogenization of glass and sample |
12/14/2000 | WO2000075588A1 Method and device for operating electric arc furnaces and/or resistance furnaces |
12/13/2000 | EP1059501A2 Direct smelting vessel |
12/07/2000 | WO2000073724A1 Method for cooling the gas flow in a smelting furnace |
12/07/2000 | DE19925599A1 Verfahren und Vorrichtung zum Betrieb von Lichtbogenschmelzöfen und/oder Widerstandsschmelzöfen Method and apparatus for operation of electric arc furnaces and / or Widerstandsschmelzöfen |
12/07/2000 | CA2374912A1 Method for cooling the gas flow in a smelting furnace |
11/30/2000 | DE19923197A1 Induction sintering process, for a charge of pressed powder parts, comprises arranging individual charge batches in stacked supports having gas and vapor extraction openings |
11/29/2000 | EP1055092A1 Seal for steel furnace emissions |
11/29/2000 | CN1275193A Method for operating moving hearth reducing furnace |
11/29/2000 | CN1274830A Method and equipment utilizing afterheat of high-temperature waste gas from cement kiln |
11/22/2000 | CN2407318Y Purifier for kiln |
11/21/2000 | US6149858 Apparatus for producing steel utilizing an electrical steel making furnace vessel |
11/15/2000 | EP1051540A1 A neural network packing |
11/09/2000 | WO2000040839A3 Method for the cogeneration of heat and power in conjunction with decentralised heat needs |
11/08/2000 | CN2405175Y Arrangement for gas preheating |
11/02/2000 | WO2000065102A1 Method and device for melting down finely particulate material containing metal, such as sponge iron |
11/02/2000 | WO2000064832A1 A plant and a process for manufacturing cement and electricity simultaneously |
11/02/2000 | EP1048629A1 Device and method of bypassing kiln exhaust gas |
11/02/2000 | CA2367596A1 Method and device for melting down finely particulate material containing metal, such as sponge iron |
11/01/2000 | CN2404086Y Residual-heat utilization apparatus for mechanical cement shaft kiln |
11/01/2000 | CN2404085Y Internal regenerative chamber industrial furnace |
11/01/2000 | CN2403485Y Dry type smoke prevention and dust control apparatus for limekiln |
10/31/2000 | US6139315 Recuperator for furnaces |
10/24/2000 | US6136068 Filtering dirtly air with improved efficiency by initiating a filter cleaning cycle for a particular filter when the pressure drop across that filter and fan speed match pre-set values for the pressure drop and fan speed |
10/24/2000 | CA2205529C Plasma furnace and a method of operating the same |
10/21/2000 | CA2269449A1 Safety device for a natural draft appliance |
10/17/2000 | US6132207 Discharge system for a reactor, and process system provided with a discharge system of this kind |
10/17/2000 | US6132206 Water cooled finger for pre-heater of furnace top |
10/12/2000 | DE19912595A1 Fume extractor hood, especially for an induction melting furnace, is pivot mounted on a tubular bearing system acting as an extractor channel |
10/05/2000 | WO2000058678A1 Tunnel type heating equipment for surface transmission of infrared radiation |
10/04/2000 | CN2399693Y Smoke bakc-blowing appts. of non-return heat accumulating industrial furnace |
09/27/2000 | CN2398601Y Sintering machine residual-heat recovery steam generator |
09/21/2000 | WO2000055559A1 A method and apparatus for reducing a feed material in a rotary hearth furnace |
09/13/2000 | EP1035394A1 Process and device for guiding hot, particle loaded gases |
09/13/2000 | EP1034312A1 Method for reducing iron oxides and smelting iron and installations therefor |
09/12/2000 | US6116894 Continuous furnace |
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 | EP1030150A1 Fluidized bed gasification combustion furnace |
08/22/2000 | US6108363 Oxygen injector |
08/17/2000 | WO2000023626A8 Off-gas hood for a basic oxygen furnace and method of repair |
08/17/2000 | DE19905592A1 Heat recovery from outer surface of cement production rotary kiln comprises passing air or raw material powder or sludge through an annular gap between the kiln and a concentric outer cylinder |
08/16/2000 | EP1028301A1 Exhaust gases treatment process in the iron and steel industry |
08/16/2000 | EP1027569A1 Method for operating moving hearth reducing furnace |
08/15/2000 | US6102693 Preheating method in a continuous furnace |
08/03/2000 | DE19846100C2 Gleichstromlichtbogenofen zur Herstellung von Stahl sowie Verfahren hierzu DC arc furnace for producing steel and method therefor |
07/27/2000 | WO2000043720A1 Aspiration system to reduce the losses of fine materials and powders from an electric arc furnace |
07/27/2000 | WO2000043719A1 System to plug the delta area of the roof of an electric arc furnace |
07/26/2000 | CN2389341Y Vertical heat pipe type flue-gas waste heat recoverer |
07/25/2000 | US6092300 Process for the operation of a regenerator and regenerator |
07/18/2000 | US6090182 Hot oxygen blast furnace injection system |
07/13/2000 | WO2000040839A2 Method for the cogeneration of heat and power in conjunction with decentralised heat needs |
07/12/2000 | CN2387492Y Industrial kiln |
07/11/2000 | US6086817 Off-gas hood for a basic oxygen furnace and method of repair |
07/04/2000 | US6083453 Tundish having fume collection provisions |
06/27/2000 | US6081545 ARC furnace improved fume collection |
06/21/2000 | EP1009964A1 Heat regeneration for oxy-fuel fired furnaces |
06/20/2000 | US6077473 Torch cutting enclosure having fume collection provisions |
06/06/2000 | US6071467 Technique and apparatus for ladle cleanout |
06/02/2000 | WO2000031482A1 Improved apparatus and process for separating aluminium from a mixture of aluminium and aluminium dross |
06/02/2000 | CA2351353A1 Improved apparatus and process for separating aluminium from a mixture of aluminium and aluminium dross |
05/31/2000 | DE19848926A1 Cracking apparatus for cracking condensable, impure gases obtained from organic wastes into non-condensable power generation gases, retains maximum of calorific value through indirect heating and heat recovery strategies |
05/17/2000 | CN1253595A Process and device for recovering raw materials from waste and residues |