| Patents for F27D 9 - Cooling of furnaces or of charges therein (2,638) |
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| 10/05/1993 | US5249960 Forced cooling apparatus for heat treatment apparatus |
| 09/14/1993 | US5243801 Refractory tile for heat exchanger protection |
| 09/02/1993 | WO1993017133A1 Method and installation for treating metal articles with induction magnetic field in gaseous medium |
| 08/18/1993 | EP0555300A1 Metallurgical lance |
| 08/03/1993 | US5232359 Device for increasing the thermal radiation heat transfer on an object in a furnace |
| 07/27/1993 | US5230617 Furnace shell cooling system |
| 07/07/1993 | EP0549678A1 Method and device for cooling a rotary kiln. |
| 07/06/1993 | US5224857 Radiant tube arrangement for high temperature, industrial heat treat furnace |
| 06/09/1993 | EP0545766A1 Ferruginous coolant producing method for steel making in converters and so produced coolant |
| 06/08/1993 | US5218617 Apparatus for feeding iron-bearing materials to metallurgical furnaces |
| 06/08/1993 | US5217658 Cooling by feeding liquid nitrogen while removing slag from interior wall, then coating a refractory linings |
| 06/01/1993 | CA1318486C Repair of the refractory lining of the wall of a shaft furnace and a repaired shaft furnace |
| 05/06/1993 | DE4136365A1 Dry cooling of coke or other bulk material - by circulating gas in system with rough and fine dust freeing with utilisation of heat content of dust |
| 05/04/1993 | CA1317103C Cooling system and method for molten material handling vessels |
| 04/21/1993 | EP0537254A1 Method and apparatus for cooling hot gases |
| 04/13/1993 | CA1315980C Method for cooling a kiln furnace |
| 03/23/1993 | US5197080 End cap for cooling coils for an arc furnace |
| 03/09/1993 | CA1314143C Revolving grate cooler for cooling of clinker or similar products |
| 02/24/1993 | EP0527878A1 Method of cooling particulate material, especially fine-grained dust. |
| 02/09/1993 | US5184953 Water cooling pipe correction to vertically unsymmetrical heating of blooms in walking-beam reheat furnace |
| 02/03/1993 | EP0525136A1 Device for cooling parts of the vessel of a furnace, especially a metallurgical furnace. |
| 01/26/1993 | CA1313043C Vacuum oven for the heat treatment of metal workpieces |
| 01/05/1993 | US5176875 Axial and transverse apertures; metallurgy |
| 01/05/1993 | CA1312198C Treatment of waste and a rotary kiln therefor |
| 12/23/1992 | EP0519553A1 Method of repair of the refractory lining of the wall of a shaft furnace |
| 12/22/1992 | US5173044 Includes step of absorbing sulfur dioxide |
| 12/17/1992 | DE4119772A1 Checking of heat exchanger efficiency - by shutting off flow through heat exchanger tubes and measuring temp. rise |
| 12/10/1992 | DE4218153A1 Precision heating appts. with removable hot plate - used e.g. for soldering or adhesive bonding of articles, has structure which contains heating elements and coolant passages |
| 11/17/1992 | US5163416 Radiant tube arrangement for high temperature, industrial heat treat furnace |
| 11/10/1992 | CA1310049C Cooling of molten media processes |
| 11/03/1992 | CA1309746C Panel adapted for coolant through flow, and an article incorporating such panels |
| 10/29/1992 | WO1992018268A1 Trap trench |
| 10/20/1992 | US5156659 Cooler and particulate separator for an off-gas stack |
| 10/14/1992 | CN1065328A Cooling ststem for furnace roof having removable delta |
| 10/13/1992 | US5154464 Log handling apparatus |
| 09/30/1992 | EP0506151A1 Cooling system for furnace roof having a removable inner part |
| 09/22/1992 | US5149266 Method and apparatus for cooling hot material |
| 09/03/1992 | DE4203959A1 Gas flow regulator to limit temperature rise in isostatic hot pressing system |
| 09/01/1992 | US5143698 Apparatus for internal backmix cooling |
| 08/20/1992 | WO1992014108A1 Device for cooling parts of the vessel of a furnace, especially a metallurgical furnace |
| 08/19/1992 | WO1992014980A1 Regulation of flowrate of liquid furnace products |
| 08/19/1992 | CA2101253A1 Regulation of flowrate of liquid furnace products |
| 08/06/1992 | WO1992013108A1 Reed and device for taking and analysing smoke and installation comprising such device |
| 07/28/1992 | US5133533 Sacrifical insert for strand annealing furnace tubes |
| 07/22/1992 | EP0495694A1 Tube and apparatus for sampling and analysing of waste gases and installation containing said apparatus |
| 07/12/1992 | WO1992012101A1 Lightweight aggregate from fly ash and sewage sludge |
| 07/07/1992 | US5128075 Ceramic welding repair process |
| 06/23/1992 | US5125004 Vacuum induction melting assembly having simultaneously activated cooling and power connections |
| 06/23/1992 | CA1303850C Brick casting method of stave cooler |
| 05/26/1992 | US5116221 Internal heat exchange tubes for industrial furnaces |
| 05/21/1992 | CA2055816A1 Tubular water-cooled jacket for furnaces |
| 05/19/1992 | US5115184 Cooling system for furnace roof having a removable delta |
| 05/13/1992 | EP0484667A1 Multi-purpose furnace for the thermal treatment of metallic workpieces |
| 05/06/1992 | EP0483960A1 Cooling system for continuous kiln |
| 05/01/1992 | WO1992007965A1 Metallurgical lance |
| 05/01/1992 | CA2093558A1 Metallurgical lance |
| 04/28/1992 | US5109389 Apparatus for generating an inductive heating field which interacts with metallic stock in a crucible |
| 04/22/1992 | CN1016380B Multi-cylinder cooling machine with ring bend |
| 04/02/1992 | WO1992005394A1 Method and device for cooling a rotary kiln |
| 03/26/1992 | DE3717356C1 Tunnel furnace for baking shaped ceramic products |
| 03/24/1992 | US5097890 Heat treating apparatus with cooling fluid nozzles |
| 02/25/1992 | CA1296189C Method and apparatus for cooling a hot product gas |
| 02/12/1992 | CN1015474B Vacuum furnace for heat treatment of metallic workpieces |
| 02/04/1992 | CA2022622A1 Electrode water ring |
| 01/22/1992 | CN1058048A Method and apparatus for feeding iron-bearing materials to metallurgical furnaces |
| 01/08/1992 | CN1057634A Method and apparatus for manufacture of clinker of mineral raw materials |
| 01/05/1992 | WO1992001202A1 Method and apparatus for cooling hot gases |
| 01/05/1992 | CA2086674A1 Method and apparatus for cooling hot gases |
| 12/27/1991 | EP0462713A1 Method and apparatus for feeding iron-bearing materials to metallurgical furnaces |
| 12/05/1991 | DE4017278A1 Pipe bend section for connection to straight end pipes - has two shells with chamfered outer edges, inner shell welded first and second welded on top |
| 11/14/1991 | WO1991017391A1 A cooler for cooling of particulate material, especially fine-grained dust |
| 10/22/1991 | US5058534 Pipe wall of hot reaction chambers |
| 10/15/1991 | US5058126 Silicon carbide beam as refractory in an open-arc furnace |
| 10/15/1991 | US5057009 Lightweight aggregate from flyash and sewage sludge |
| 10/08/1991 | CA1290197C Protection device for boiler screen, in particular for waste incenerator and process for manufacturing such device |
| 09/18/1991 | EP0446426A1 Anchoring device for brick slab radiant steel pipe aggregate |
| 09/17/1991 | CA1288943C Ceramic composite material and a lining for metallurgical smelting furnaces wherein a ceramic composite material is used |
| 08/21/1991 | EP0442129A1 Process and cooling grate for the cooling of warm charges |
| 08/14/1991 | DE4004393A1 Cooling of hot layer in rotary-drum furnace - involves selective operation of magnetic valves directing forced air jets at grates which require additional cooling |
| 07/30/1991 | US5035610 Internal heat exchange tubes for inductrial furnaces |
| 07/25/1991 | WO1991010872A1 Collecting pit for receiving molten metal |
| 07/24/1991 | EP0438366A1 Inductor for an induction furnace, comprising a liquid-cooled tube |
| 07/11/1991 | DE4008631C1 Furnace conveyor cooling method - has coolant fed to immersion troughs to cool conveyor trolley |
| 06/06/1991 | DE3939383A1 Device for cooling sealing ring in cupola furnace - has seal in steel ring welded into base and surrounded on three sides by cooling canal |
| 06/04/1991 | US5022044 Directly heatable crucible for induction melting furnaces |
| 05/29/1991 | DE4007852C1 Withdrawal device in heat-treatment plant - has grip of parallel bars with rollers positioned between them |
| 05/28/1991 | US5018968 Revolving grate cooler for cooling of clinker or similar products |
| 05/08/1991 | EP0425558A1 Method for cooling ceramics, especially ceramic tiles produced in roller kilns, and the relative plant |
| 03/06/1991 | EP0415038A1 Tubewall for a heatreactionroom |
| 02/05/1991 | US4990086 System for under-cart cooling of furnace carts in tunnel furnaces |
| 12/25/1990 | US4979896 Cooling device of heating furnace in thermal analyzer |
| 12/12/1990 | EP0290488A4 Treatment of waste and a rotary kiln therefor |
| 12/12/1990 | EP0197137B1 Furnace cooling system and method |
| 11/27/1990 | US4973245 Method for cooling a kiln furnace |
| 11/22/1990 | EP0398821A2 Segmented induction skull melting crucible and method |
| 11/08/1990 | CA2014956A1 Segmented induction skull melting crucible and method |
| 11/06/1990 | US4968009 Cooling device for a high temperature, high pressure vessel |
| 10/30/1990 | US4966100 Device for protecting screens in boilers, and in particular for garbage incinerators, and procedure for manufacture of this device |
| 10/24/1990 | EP0393970A2 Cooling of hot bodies |
| 10/10/1990 | EP0391067A2 Device with a metallic crucible |