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7365287 |
Vertical electrically heated oven for baking coated parts
An oven for baking a batch of parts has a housing having side walls and a top wall defining a closed container with a closed top end and an open downwardly facing bottom end. Loading/unloading...
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6783358 |
Furnace and method for heating coated glass sheets
A furnace ( 12 ) and a method for heating coated glass sheets by radiant heating also provides convective heating by hot air jets that entrain hot air within the furnace so the combined flow of hot...
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6629838 |
Endothermic heat treatment of solids loaded on trolleys moving in a kiln
The invention provides a process and installation for the treatment of a solid. The process includes passing the solid along a kiln having a hollow interior, while supporting the solid on supports...
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6257157 |
Refuse incineration plant and exhaust gas filtration system and method for use therewith
A refuse incineration plant is disclosed which utilizes a continuous rail system to transport refuse from a loading area into a burn core, from the burn core to an ash removal area, and back to the...
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6102693 |
Preheating method in a continuous furnace
In order to prevent air pollution, gases evaporated from articles preheated in a preheating chamber of a continuous furnace are automatically and compulsorily sucked into a high-temperature chamber...
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5944515 |
Reversing air flow oven
A reverse air flow oven for symmetrically heating product inserted within a heating chamber in the oven. The oven includes duct work configured symmetrically about the heating chamber, and a fan...
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5695330 |
Method and apparatus for curing paint on a surface
A means for curing heat-curable paint on vehicle panels includes an elongate pipe defining an internal combustion chamber with a fuel burner at one end of the pipe and means for removing combustion...
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5567151 |
Reflow furnaces with hot air blow type heaters
This invention discloses a furnace in which hot gases are discharged from heaters to provide uniform heating to printed circuit boards commonly used in the electronic industry. Outside air is...
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5550858 |
Heat treat furnace with multi-bar high convective gas quench
An improved cooling arrangement is disclosed for an industrial heat treat furnace. The furnace includes a closed end cylindrical heat treat chamber in which a plenum plate is suspended adjacent the...
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5312246 |
Heating and conveying apparatus
An apparatus for heating and conveying a granular material is disclosed, and which comprises an elongate trough, and a framework mounting a plurality of transverse blades mounted above the trough....
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5302178 |
Hardening furnace for sheets of glass and the like
The invention relates to a hardening furnace, in particular for sheets of glass (2) and the like. In the furnace, the glass sheets (2) are sustained and transported by a conveyor plane (1) of the...
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5279278 |
Burner unit
A burner unit for heating a gaseous medium includes a heat exchanger provided with tubes, a space between the tubes connected on the upstream side to a feed duct for the gaseous medium; a...
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5024598 |
Process and device suitable for thermally processing a material comprising thermally degradable and thermally-resistant substances
The invention relates to a process suitable for thermally processing a material containing substances that can be degraded or altered by heat and substances that are heat resistant. The process...
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5000158 |
Staged burning radiant tube
An improved radiant tube heater is disclosed utilizing a burner operating with an excess of either gas or air together with the remote injection of the required air or gas to match the excess and...
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4936772 |
Flame ashing process and apparatus for stripping photoresist
Process and apparatus employing flame ashing for stripping photoresist from a substrate in the manufacture of a semiconductor device. The substrate is exposed to the flame with the photoresist to...
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4921422 |
Method for controlling the preheating zone of a tunnel kiln
This disclosure is directed to a method for controlling the preheating zone of a tunnel kiln which includes firing and cooling zones. The method comprises forcedly blowing air from the entire...
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4891008 |
High temperature convection furnace
A fuel fired heat treating furnace having an imperforate inner shell for containing a work load in isolation. The shell is made of a refractory material which provides a good heat exchange from the...
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4785552 |
Convection stabilized radiant oven
A housing open at both ends has opposed concaved radiant emitter walls which are disposed on opposite sides of a conveyor for defining a drying chamber through which the conveyor moves freshly...
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4680010 |
Re-radiating heat shield assembly
A thermally insulating block array is partially covered by thermal conducting sheets so as to enhance re-radiation of heat losses from a heated product in order to facilitate effective temprature...
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4651814 |
Waste heat recovery apparatus
A waste heat recovery apparatus is disclosed which recovers the waste heat of high temperature exhaust gas discharged from a furnace. The apparatus includes a radiation body made of ceramic...
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4634368 |
Apparatus for improving the surface characteristics of waxy materials
An apparatus and method for improving the surface characteristics of wax-based material such as a deodorant or anti-perspirant stick housed in a container is provided. The apparatus comprises a...
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4616997 |
Ingot pusher furnace
An ingot furnace pusher furnace includes a fixed baffle assembly suspended from a furnace top wall. The baffle assembly includes a horizontal top baffle plate and a bottom baffle sheet disposed...
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4616996 |
Non-oxidizing atmosphere firing furnace for ceramic articles
A non-oxidizing firing furnace for ceramic articles, which comprises a furnace chamber filled with a non-oxidizing gas, a conveyor mechanism provided on the floor portion of the furnace chamber and...
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4616995 |
Tunnel dryer for bricks and like objects
A tunnel dryer and method for drying unfired bricks or similar objects in which the tunnel comprises exhaust means for exhausting heated gases within the tunnel, partition means disposed in the...
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4611989 |
Horizontally extending curing devices
The present invention provides a curing device to provide at least partial curing of different materials and is particularly suited with mangled materials. The device itself comprises a curing...
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4597735 |
High-efficiency porcelain enameling furnace
A procelain enameling furnace includes a combined entrance/exit zone, an air seal section, a radiation/convection heat transfer section, and a heating section. The entrance/exit zone receives an...
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4591374 |
Apparatus for equalizing the temperature of conveyor rolls in a glass-tempering furnace
The invention relates to an apparatus for equalizing the temperature of conveyor rolls in a glass-tempering furnace, said furnace comprising a thermally insulated housing (1) confining a heating...
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4591338 |
Pusher furnace
A furnace for preheating and homogenizing aluminum ingots prior to hot rolling same wherein the heating efficiency is improved thus reducing the time required to heat the ingots to the homogenizing...
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4591333 |
Impingement oven with radiant panel
A food preparation oven for baking foods which require less heat energy input into a first surface than into a second surface such as pizzas. A radiant panel is provided which is heated by means of...
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4586899 |
Gas atmosphere heating furnace
In a continuous heating furnace, particularly in a preheating chamber thereof, forced heat convections of an atmosphere gas are produced to heat articles rapidly. The convections which circulate...
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4580973 |
Kiln with improved heat distribution
A kiln producing a uniform temperature distribution within the kiln heating chamber and enabling maximum use of heating chamber volume. The heat source is provided by a high-velocity flow of...
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4569660 |
Furnace for firing ceramic materials, having a crown element incorporating thermal and/or mechanical stress resisting means
A ceramic material firing furnace, wherein heat is supplied through perforated plates provided on the furnace crown and furnace channel slabs. The plates have an upper face and lower face...
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4560346 |
Method for hardening form substances of building materials containing binding agents and autoclave for the execution of the method
The method relates to the hardening of form substances made of building materials and containing binding agents in a pressure chamber of an autoclave to which is conveyed a gaseous heating medium,...
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4556386 |
Combustion furnace and burner
The combustion system includes a hearth lined with refractory, a combustion chamber formed in the refractory, an air manifold mounted on the hearth, a plurality of gas manifolds extending through...
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4555273 |
Furnace transient anneal process
A method for annealing semiconductor samples, especially following ion-implantation of semiconductor samples is disclosed. A furnace on a set of rails is passed over the semiconductor sample which...
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4529379 |
Cooking apparatus
A cooking oven utilizing in combination, convection, radiant, and pregnation heating. The apparatus includes a cooking compartment positioned between combustion chambers that provide spaced apart...
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4493641 |
Bake oven with manifold
A paint bake oven (10) including an outer insulated housing (12), the outer insulated housing having an inner wall surface (14). An inner housing (16) is disposed within the outer housing (12) and...
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4492043 |
Apparatus and method for drying particulate material
Improved method for internal heating of rotary driers consisting in the use of an unique snorkel (placed inside the rotary drum) made by two opposite snorkels connected by any type of joint. This...
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4478573 |
Furnace for heating pipes with upset portions
A furnace for heating pipes each having an upset portion at least at one of its opposite ends includes a housing defining a heating chamber filled with high temperature gas, and a conveying...
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4462797 |
Cooling zone for a kiln, more specially a roller kiln
The cooling zone (24) for a kiln, more specially a roller kiln, made up of a preheating zone (21), a firing zone (22) and a cooling zone (24), through which the goods to be kilned (10), more...
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4455285 |
Heat treatment of material
A method for heat treating a material such as gypsum mineral, consists in burning a fuel in a combustion bed which is in heat exchange contact through bounding walls with beds of the material to be...
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4444554 |
Heating method and apparatus
Method and apparatus for heating materials such as metal rods whereby hot combustion gases are blown against the material and allowed to pass through a gas-permeable partition located inside the...
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4383823 |
Radiant oven for baking bread
This invention provides an oven to produce a desired baking effect while simultaneously providing the bread with a desirable brown coloration in both its top and bottom surfaces. A unique feature...
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4368036 |
Kiln for firing ceramic workpieces
In a kiln for firing ceramic workpieces, which kiln is composed of two opposed side walls and a top wall enclosing an elongate kiln chamber, and elements for introducing jets of heating or cooling...
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4362505 |
Treatment of articles, for example, concrete articles, and an apparatus for accomplishing same
Apparatus for treatment of concrete articles having a pre-drying chamber where the articles are pre-treated by being blown with air having a temperature of from 40° C. to 100° C. The apparatus is...
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4362501 |
Process and arrangement for the zonal heating or cooling of elongate treatment members
A process and arrangement for the continual zonal heating or cooling of perably elongate treatment members within at least one zone extending perpendicular or transverse to the longitudinal axis,...
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4357762 |
Apparatus for controlling the ventilation effect on material dried in a tunnel drying plant
An apparatus for controlling the ventilation effect on material dried in a tunnel drying plant, through which goods in the form of architectural ceramic structures, such as of bricks or tiles, to...
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4355972 |
Travelling baking oven
In order to improve the thermal efficiency of a multi-zone, indirect-heated, travelling baking oven, with a closed-circuit gas heating system which heats at least the major part of the length of...
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4310300 |
Furnace for porcelain enameling
An apparatus for the continuous porcelain enameling of sheet ware including the combination, in succession, of a drying zone for the incoming ware either integral or separate, a pre-heating zone...
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4235830 |
Flue pressure control for tunnel kilns
Means and method of operating a tunnel kiln in which green carbon articles are baked in the ware (article) space of a baking zone by heat produced by the combustion of fuel directed to chambers...
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