| Patents for F27B 9 - Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity (7,954) |
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| 06/09/1988 | DE3632918A1 Tunnel kiln with bypass afterburning |
| 06/08/1988 | EP0270043A2 Heat treatment process, in particular of essentially flat ceramic products, and furnace therefor |
| 06/08/1988 | EP0269922A2 Process and furnace for sintering ceramics |
| 06/07/1988 | US4749843 Enveloping radiant heater |
| 05/25/1988 | CN87205140U Vertical slide sintering kiln |
| 05/24/1988 | US4746289 Heat treating process, hood for carrying out this process, and its use in heat treating furnaces |
| 05/19/1988 | DE3638329A1 Method and device for loading and unloading a reheating furnace |
| 05/17/1988 | US4745252 In a reheating furnace |
| 05/17/1988 | US4744943 Process for the densification of material preforms |
| 05/17/1988 | US4744750 Tunnel kiln system for cooling the underside of a train of kiln cars |
| 05/17/1988 | CA1236690A1 Dimensionally stable movable furnace hearth |
| 05/17/1988 | CA1236689A1 Walking beam furnace |
| 05/11/1988 | CN87204521U Recovery plant of waste heat in exhanst gas of tunnel kiln |
| 05/10/1988 | US4743196 Continuous annealing furnace for a strip |
| 05/10/1988 | US4742950 Method of and arrangement for soldering aluminum parts |
| 05/10/1988 | CA1236293A1 Workpiece charger for heating furnace |
| 05/10/1988 | CA1236292A1 Furnace |
| 05/03/1988 | US4741695 Walking beam type reheating furnace |
| 05/03/1988 | US4741693 Method and apparatus for calcining material containing volatile constituents |
| 04/26/1988 | US4740155 Dual damper heat control furnace |
| 04/21/1988 | WO1988002837A1 Enveloping radiant heater |
| 04/21/1988 | DE3640058C1 Apparatus for producing reduced ceramic products, in particular roof tiles, in a tunnel kiln (furnace) |
| 04/19/1988 | US4739154 Conveyor oven design and method for using same |
| 04/19/1988 | US4738753 Loading into truck, covering with protective coating, heating then removing covering |
| 04/19/1988 | US4738577 Furnace for the heat treatment of work pieces |
| 04/14/1988 | DE3725857C1 Tunnel furnace with good efficiency and reliability - includes carriage which runs close to furnace walls, firing channel and lower carriage channel set below main carriage |
| 04/12/1988 | CA1234976A1 Apparatus for soaking steel pieces |
| 04/07/1988 | WO1988002284A1 Treatment of waste and a rotary kiln therefor |
| 04/06/1988 | EP0262424A1 Walking beam furnace for the heat treatment of metal sheets and plates |
| 04/06/1988 | CN87105346A Tubular fire-dog support for steel product reheating furnace |
| 04/05/1988 | US4734996 Method and apparatus for heating mineral fibers |
| 03/31/1988 | DE3632936A1 Pressure-compensated furnace seal |
| 03/31/1988 | DE3632302A1 Refractory annular platform for a rotary hearth furnace |
| 03/30/1988 | EP0261278A1 Heating apparatus |
| 03/23/1988 | EP0260937A1 Apparatus for driving rollers of roller hearth kiln |
| 03/21/1988 | EP0245500A4 Apparatus and method for rapidly removing organic materials from films by heating in an electric field. |
| 03/16/1988 | EP0259510A1 Archimedean screw for metallurgical furnaces, in particular for hearth furnaces |
| 03/15/1988 | US4730667 Liquid to solids heat exchanger |
| 03/08/1988 | US4730339 Method of calcining carbonaceous bodies, in particular electrodes, in either continuous or intermittent furnaces, and a containment structure for the implementation thereof |
| 03/08/1988 | US4729735 Vertical air flow ingot pusher furnace |
| 03/02/1988 | EP0258105A1 Tubular beam support for a furnace for heating steel industry products |
| 03/02/1988 | EP0257540A2 Processing steel slabs |
| 03/02/1988 | EP0257357A2 Process to operate an enameling U-formed furnace, and enameling U-furnace |
| 03/02/1988 | EP0257218A2 Tunnel kiln for reduction firing of facing bricks |
| 03/01/1988 | US4728471 Treatment of expansible materials to form lightweight aggregate |
| 03/01/1988 | US4727657 Declined bed contactor |
| 02/23/1988 | US4726301 System for extracting contaminants and hydrocarbons from cuttings waste in oil well drilling |
| 02/16/1988 | US4725227 Heating and handling system for metal consolidation process |
| 02/10/1988 | EP0255611A2 Furnace for the high temperature treatment of plastic or hardened products |
| 02/09/1988 | US4723909 Walking beam oven for advancing products at different speeds in different sections of the oven |
| 02/03/1988 | EP0255200A1 Low velocity air seal |
| 02/02/1988 | US4722682 Method and apparatus for cooling the underside of a train of kiln cars in a tunnel kiln |
| 01/26/1988 | US4721460 Tile firing support structure |
| 01/19/1988 | US4720261 Explosion relief panel |
| 01/13/1988 | EP0252506A2 Carbonizing furnace |
| 01/12/1988 | US4719333 Firing of ceramic ware |
| 01/12/1988 | US4719332 Tube shrinking oven |
| 01/12/1988 | US4718847 Material treating system |
| 01/07/1988 | DE3622302A1 Working method for heating semifinished products cast in continuous casting installations or formed in forming installations, for introduction into forming and/or further-processing installations |
| 01/07/1988 | DE3621814A1 Apparatus for the heat and surface treatment of metal parts |
| 01/05/1988 | US4717339 Curing oven |
| 12/30/1987 | CN87201041U Pusher type feeder apparatus for continuous heater |
| 12/23/1987 | CN86210171U Automatic coal feeding machine for kiln |
| 12/16/1987 | EP0249411A1 Improvements in or relating to kilns |
| 12/08/1987 | US4712086 Support frame for resistor elements in a heating furnace for glass sheets |
| 12/08/1987 | CA1229982A1 Billet heating furnace with adjustable pressurized entrance seal |
| 12/03/1987 | DE3717537A1 Slow cooling zone for continuous steel annealing furnace |
| 12/02/1987 | EP0247753A2 Declined bed contactor |
| 12/02/1987 | EP0247460A2 Process for firing shaped green articles of ceramic material |
| 12/02/1987 | EP0247100A1 Device and process for the thermal treatment of formed bodies. |
| 11/25/1987 | EP0247007A2 A roller furnace provided with a passage for the drying and/or refiring of ceramic or refractory product |
| 11/19/1987 | EP0245500A1 Apparatus and method for rapidly removing organic materials from films by heating in an electric field |
| 11/19/1987 | EP0245389A1 Continuous furnace. |
| 11/17/1987 | US4707385 Method for directly enameling steel parts using a single enamel coating |
| 11/11/1987 | CN86209869U Device for transfering suppoting plates |
| 11/05/1987 | DE3708172C1 Kiln for baking moulded ceramic articles |
| 11/03/1987 | CA1228704A1 Muffle-furnance for continuous heat treatment of travelling objects |
| 10/27/1987 | US4702694 Furnace with modular construction |
| 10/21/1987 | EP0241582A2 Method for the manufacture of non-allergy creating precious metal objects. |
| 10/07/1987 | EP0239792A2 Rotary hearth furnace |
| 10/07/1987 | CN86102361A Counter-spiral energy-saving kiln-type stove |
| 10/01/1987 | DE3610148A1 Heating device for heating tricklable material |
| 09/30/1987 | EP0239279A2 Process for cooling fired products in a kiln |
| 09/24/1987 | WO1987005538A1 A system for the treatment of edge supported substrates |
| 09/24/1987 | DE3609792A1 Method for transporting metallic workpieces through a through-feed (continuous) induction furnace system; through-feed induction system |
| 09/23/1987 | EP0237791A2 Process and device for the cooling of the pit beneath the cars in a tunnel kiln |
| 09/23/1987 | CN86207514U Composite furnace jaw |
| 09/22/1987 | US4695706 Vertical furnace for heat-treating semiconductor |
| 09/16/1987 | EP0237334A2 Process and apparatus for the firing of ceramic products |
| 09/16/1987 | EP0236666A2 Process for reheating semiproducts from continuous-casting installations or from shaping installations for their introduction into shaping and/or finishing installations |
| 09/09/1987 | EP0235672A2 Continuous furnace |
| 09/02/1987 | EP0234489A2 Continuous furnace for heating and successively cooling work pieces |
| 08/25/1987 | US4689008 Heating and handling system for metal consolidation process |
| 08/19/1987 | EP0232346A1 Oven with movable beams. |
| 08/19/1987 | EP0232342A1 Process for operating a tunnel oven |
| 08/19/1987 | CN85104678A Tunnel kiln |
| 08/18/1987 | US4688180 Pattern-switching temperature control apparatus |
| 08/18/1987 | US4687612 Polypropylene drinking cups |
| 08/18/1987 | US4687027 Insulator for water-cooled skid and crossover pipe network |
| 08/13/1987 | DE3604219A1 Method for stepped base heating in continuous furnaces for ceramic products |