| Patents for F27D 17 - Arrangement for using waste heat; Arrangement for using, or disposing of, waste gases (7,646) |
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| 09/24/1992 | DE4111126C1 Plant for drying oil contg. rolling sinter sludge - uses heat derived from exhaust gases of heating furnace to heat material to be rolled |
| 09/22/1992 | US5149265 Method for firing direct-fired burner |
| 09/22/1992 | CA1307733C Regenerative burner system |
| 09/16/1992 | CN1064418A Screen submerged type duster |
| 08/18/1992 | CA1306487C Metallurgical plant |
| 08/13/1992 | DE4103122A1 Crucible furnace suction hood - has two chambers for selective coupling to the suction connection providing protection to ambient environment during charging, smelting and pouring |
| 08/06/1992 | WO1992013108A1 Reed and device for taking and analysing smoke and installation comprising such device |
| 07/29/1992 | CN1063154A Multi-function dust remover |
| 07/28/1992 | US5133191 High temperature cogeneration and heat recovery process |
| 07/22/1992 | EP0495694A1 Tube and apparatus for sampling and analysing of waste gases and installation containing said apparatus |
| 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 |
| 06/22/1992 | CA2056084A1 Method and apparatus for producing burnt material and for generating electrical energy |
| 06/11/1992 | DE4037794A1 Extn. of gaseous material from induction melting furnace and appts. - utilises annular channel in two parts, one acting as outlet for extracted gas while air flow enters in same plane via second pt. of channel |
| 06/03/1992 | EP0488429A2 Apparatus for manufacturing iron by melting and reduction |
| 06/03/1992 | EP0487856A2 Process for producing pig iron or reduced iron |
| 06/02/1992 | US5118286 Closed loop method and apparatus for preventing exhausted reactant gas from mixing with ambient air and enhancing repeatability of reaction gas results on wafers |
| 05/27/1992 | EP0486759A1 Process and device for subsequent treatment and purification of waste gas originating from a secondary aluminium foundry |
| 05/27/1992 | CN2105655U Fluoride removing dust reducing device for industrial kiln and furnace |
| 05/21/1992 | DE4105510C1 Sintering plant where fine heavy metal dust and hazardous gas are removed - has dust removal appts. with electrostatic filter, quench cooler with liq. atomising nozzles, drop separator at gas outlet etc. |
| 05/07/1992 | DE4037496A1 Tunnel oven for firing ceramic material - has input side warm area sepd. by gate from oven pre-heat zone and includes manifold with cut=off valve |
| 05/06/1992 | EP0483960A1 Cooling system for continuous kiln |
| 04/22/1992 | EP0481956A1 Process and arrangement for the production of liquid steel from scrap |
| 04/14/1992 | US5103773 Fluid bed furnace |
| 04/14/1992 | US5103743 Method and apparatus for drying solid material |
| 03/17/1992 | CA1297300C Method for treatment of dust recovered from offgasses in metallurgical processes |
| 02/25/1992 | CA1296249C Porous body combustor/regenerator |
| 02/25/1992 | CA1296189C Method and apparatus for cooling a hot product gas |
| 02/25/1992 | CA1296162C Limiting the presence of the oxides of nitrogen in regenerative heating systems |
| 02/18/1992 | US5088922 Heat-treatment apparatus having exhaust system |
| 01/22/1992 | EP0268606B1 Method and device for pre-heating waste metal for furnaces |
| 01/09/1992 | DE4030332A1 Process and plant for energy recovery from blast furnace gas - comprises pressure recovery turbine with generator and by=pass with gas compressor, combustion chamber with fuel enrichment |
| 01/07/1992 | WO1992001074A1 Reclamation of metal from scrap |
| 01/07/1992 | CA2086253A1 Reclamation of metal from scrap |
| 01/05/1992 | WO1992001202A1 Method and apparatus for cooling hot gases |
| 01/05/1992 | CA2086674A1 Method and apparatus for cooling hot gases |
| 12/24/1991 | US5074906 Method and installation for recovering energy in metallurgical processes |
| 12/12/1991 | DE4018408A1 Furnace flue gas cooling by air dilution - reduces temp. below that required for toxic dioxin formation |
| 12/11/1991 | EP0460632A1 Gas- and dusthood for an electric arc furnace and process for its utilisation |
| 11/21/1991 | EP0456641A1 Process for preventing the formation of flue gases in metallurgical processes and during the transport of molten metal from a metallurgical vessel to casting vessels and device for transporting molten metals from a metallurgical furnace to a casting vessel. |
| 11/21/1991 | DE4114768A1 Ceramic heat shield for gas turbine flame tube - comprises number of blocks arranged next to one another clamped on cold side of holder |
| 11/16/1991 | CA2035821A1 Furnace for heating process fluid and method of operation thereof |
| 11/13/1991 | CN1056161A Smoke elimination and dust removing method of aluminium smelting furnace and its equipment |
| 10/30/1991 | EP0453696A1 A tunnel kiln |
| 10/22/1991 | US5059116 Apparatus and process for removing volatile coatings from scrap metal |
| 10/16/1991 | EP0451323A2 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 |
| 10/15/1991 | US5058126 Silicon carbide beam as refractory in an open-arc furnace |
| 10/15/1991 | US5057010 Furnace for heating process fluid and method of operation thereof |
| 10/10/1991 | CA2023414A1 Method of and apparatus for preheating and removing organic materials from scrap iron |
| 10/09/1991 | EP0451050A1 Process and equipment for thermal treatment with gas quenching |
| 10/08/1991 | CA1290238C Operation of a pulse fired burner |
| 10/05/1991 | CA2039515A1 Method and installation for the thermal cure of objects with insertion in a gazeous mixture |
| 10/01/1991 | US5052921 Controlling temperature |
| 09/17/1991 | US5049067 Scrap metal recycling furnace systems |
| 09/12/1991 | DE4006830A1 Mobile air shield for electric melting furnace - has steel structure with refractory lining and space inside for electrodes |
| 09/11/1991 | CN2084702U Household time sharing meter heat storage electric stove |
| 08/29/1991 | DE4005653A1 Box annealing furnace - comprises heat-resistant elastic seal with its top end attached to upper oven part and its weighted lower end resting on lower oven part |
| 08/28/1991 | EP0443201A1 Industrial furnace |
| 08/14/1991 | EP0441052A1 Method for recovering zinc from zinc-containing waste materials |
| 08/08/1991 | DE4013505C1 Tunnel kiln for ceramics - incorporates counterflow offtake channels for gases evolved during firing |
| 07/09/1991 | US5029556 Method of recovering heat from hot process gases |
| 06/23/1991 | CA2032554A1 Method for recovering zinc from zinc-containing waste materials |
| 06/12/1991 | EP0431419A1 Mechanical seal and device for sealing a rotating pipe against a fixed casing |
| 06/05/1991 | CN1051870A Dry purifying method with furnace gas |
| 06/04/1991 | US5020208 Process for heating a semifinished product produced by continuous casting or deformation |
| 05/23/1991 | DE4035665A1 Sinter furnace - has guides to direct flow at burner flames to burn off all the released bonding agent |
| 04/30/1991 | CA1283542C Process for cooling and cleaning producer gas and blast furnace gas and apparatus for performing this process |
| 04/02/1991 | US5004496 Smelting with reducing agent and flux in gastight electrothermic furnace, tapping to remove slag and metal, oxidizing gas in afterburner, cooling |
| 02/19/1991 | US4995051 Smelting furnace and method for feeding material to be processed therein |
| 01/30/1991 | CN1011418B Process for cooling and cleaning producer gas and blast furnace gas and apparatus for performing this process |
| 01/24/1991 | DE3923887A1 Tunnel furnace for firing ceramics - with decomposition toxic gases withdrawn and reheated to ensure complete burning before being exhausted to atmos. |
| 01/22/1991 | CA1279188C Melting furnace having a rotary drum which can be inclined to slope to either end swivelled about a vertical axis |
| 01/09/1991 | EP0407021A1 Method and means of reducing the oxidation of reactive elements in an electroslag remelting operation |
| 01/03/1991 | CA2016194A1 Method and means of reducing the oxidation of reactive elements in an electroslag remelting operation |
| 01/02/1991 | EP0406185A2 Fluid bed furnace |
| 01/02/1991 | EP0404864A1 Energy conserving process for calcining clay. |
| 01/02/1991 | EP0404815A1 Method and installation for recovering energy in metallurgical processes. |
| 01/02/1991 | CN1048201A Method for operation of claus-apparatus |
| 12/19/1990 | CN2067813U Soft water heating duster of u-tube box-coupling type |
| 11/22/1990 | EP0245268B1 Method and apparatus for separating solid particles from flue gases in a circulating fluidized bed reactor |
| 11/22/1990 | DE3916043A1 Rotary soil-decontaminating furnace - is annular with metal surface and adjacent loading and discharging point |
| 11/21/1990 | CN2066101U Smoke-eliminating aspirating energy-saving device for industrial furnace kiln |
| 11/07/1990 | EP0395789A1 Process for the purification of waste gases emitted from a melting furnace |
| 10/24/1990 | CN1010083B Method and system for exhaust gas stream scrubbing |
| 10/10/1990 | CN1045928A Process for purification of waste gases emitted from melting furnace |
| 09/28/1990 | CA2013264A1 Process for the purification of waste gases emitted from a melting furnace |
| 09/25/1990 | US4959085 Process and installation for the treatment of a stream of gas containing pyrophoric dust |
| 09/18/1990 | US4957551 Method for treatment of dust recovered from off gases in metallurgical processes |
| 09/18/1990 | US4957430 Limiting the presence of the oxides of nitrogen in regenerative heating systems |
| 09/18/1990 | CA1274086A1 Apparatus for cooling a hot product gas |
| 09/18/1990 | CA1274085A1 Method and device for pre-heating waste metal for furnaces |
| 09/05/1990 | CN1009464B Combined smoke furnace |
| 08/28/1990 | US4953177 Method and means of reducing the oxidization of reactive elements in an electroslag remelting operation |
| 08/22/1990 | CN2060868U Arrangement for disposing toxic black smoke from factory |
| 08/21/1990 | CA1273044A1 Arc heating type extra-furnace refining apparatus |
| 08/14/1990 | US4948362 Energy conserving process for calcining clay |
| 08/09/1990 | WO1990008842A1 Process for preventing the formation of flue gases in metallurgical processes and during the transport of molten metal from a metallurgical vessel to casting vessels and device for transporting molten metals from a metallurgical furnace to a casting vessel |
| 08/06/1990 | CA2009309A1 Method of preventing fume production during metallurgical processes and when transporting molten metal from a metallurgical vessel to casting and apparatus for transporting moltenmetal from a metallurgical furnace to a casting vessel |
| 07/31/1990 | US4944674 Apparatus for heating a vessel |
| 07/24/1990 | US4943231 Regenerative burner system |