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| Number | Title | Issue Date |
| 7374634 | Process for the manufacture of electrophoretic displays This invention relates to processes for the manufacture of electrophoretic displays. ... | 05/20/2008 |
| 7234472 | Comb capable of being used to separate locks of hair A comb for the hair includes a first side having a first series of teeth and a second side having a series of notches. At least one tooth is provided in the base of one or more of the notches. The tooth or teeth in the notch or notches have an end set back or recess... | 06/26/2007 |
| 7073311 | Odor control cassette A film is provided for use in a cassette. Preferably, the cassette is used in a waste disposal system. The film is a high density polyethylene film resin having both a low melt index and a high density, thereby providing improved odor control capabilities and enhanc... | 07/11/2006 |
| 7052571 | Electrophoretic display and process for its manufacture This invention relates to an electrophoretic display comprising cells of well-defined shape, size and aspect ratio, which cells are filled with charged pigment particles dispersed in a solvent, and novel processes for its manufacture. ... | 05/30/2006 |
| 7019265 | Turntable incorporating heating means and oven incorporating the same A turntable (19) for an oven comprising a surface for heating a food item (27, 75) placed on the turntable (19), wherein the turntable (19) is provided with integral heating means (29). The turntable may be incorporated into an ove... | 03/28/2006 |
| 6773158 | Resonant circuit for measuring temperature profile of a semiconductor substrate In a method apparatus for measuring the temperature of a semiconductor substrate during processing thereof in a processing chamber, a resonant circuit formed on the substrate surface is energized by an electromagnetic field radiation device, and disturbances in the ... | 08/10/2004 |
| 6659166 | Installation for controlling the sealed condition of water-gas heat exchangers for industrial furnaces An industrial furnace has at least one assembly formed by an extruder for extracting hot gas present in a given zone of the furnace, a water/gas heat exchanger for cooling the hot gas, and a reinjecting device for reinjecting the cooled gas into a zone of... | 12/09/2003 |
| 6534904 | Infrared lamp with carbon ribbon being longer than a radiation length An infrared lamp with a closed-off enveloping tube which encloses an emission source joined with contacts for a power supply in the form of a carbon ribbon which, extending in a direction of a long axis of the enveloping tube, determines an irradiation le... | 03/18/2003 |
| 6325621 | Furnace observation apparatus A furnace observation apparatus for observing the state in a high temperature atmosphere furnace, which comprises an optical member to be inserted and disposed in a through-hole formed in a furnace wall of the furnace, made of a material having a softenin... | 12/04/2001 |
| 6318150 | Apparatus for sampling gas in a combustion appliance Apparatus is provided for sampling gas in operative association with a combustion appliance, such as a furnace. The combustion appliance includes a first conduit through which combustion air is supplied to the appliance and a second conduit through which ... | 11/20/2001 |
| 5416727 | Mobile process monitor system for kilns An industrial mobile process monitoring system is described which provides a way by which a measurable atmospheric condition, such as temperature, can be measured in real time at a plurality of different locations in a structure such as a kiln, and the in... | 05/16/1995 |
| 5306209 | Contaminant shield for viewing ports A dirt shield for viewing ports of contaminated environments which includes the formation of a cone of flowing gas disposed in front of the window of the port combined with a flow of ionized gas under pressure in front of the window between the window and... | 04/26/1994 |
| 5279534 | Roller for supporting or driving flat products, in particular for a continuous treating installation A roller is provided with at least one thermocouple for measuring the temperature of a product or sheet. The roller comprises a hollow cylindrical body whose outer surface cooperates by contact with the sheet. The thermocouple removably extends through a ... | 01/18/1994 |
| 5146795 | Hot kiln alignment system An alignment measuring system is used in determining the location of the rotational center line of a long, cylindrical body having a number of support bearings spaced along its length, during the rotation of the body. The method particularly lends itself ... | 09/15/1992 |
| 5048333 | Material level checking apparatus for use in a rotating member An apparatus and method for determining the level of material within a rotating cylindrical vessel are disclosed in which a rigid member means on the interior of the rotating vessel is fixedly secured to a rod having a longitudinal axis parallel to the ro... | 09/17/1991 |
| 4833303 | Thermal distortion free viewing of a heated cavity High temperature furnaces are described containing a movable viewing window that is heated so that the work charge can be scanned along the length of the furnace without creating a thermal disturbance. A system is also disclosed for controlling the operat... | 05/23/1989 |
| 4759710 | Apparatus for melting a solder by vapor-phase treatment Apparatus for melting by vapor-phase treatment a solder applied to an object. The liquid serving for vapor production, which is situated in a vessel, is heated by electrical heating means which are disposed exclusively outside of the vessel and are comple... | 07/26/1988 |
| 4759033 | Temperature measurement of hot mineral product by induced fluorescence The present invention is a method of measuring the temperature of a hot crystalline material. It is especially well adapted for measuring the temperature of mineral products within or being discharged from rotary or other types of kilns. The mineral mater... | 07/19/1988 |
| 4629420 | Vapor level control for vapor processing system A vapor processing system which has a vessel for containing a processing vapor generated by heating an electronic fluid contained within the vessel. A selected saturated vapor zone level is defined for work product delivered to the vapor zone by generatin... | 12/16/1986 |
| 4609345 | Tunnel kiln A tunnel kiln particularly adapted for firing ceramic workpieces has a firing channel including a heating zone, a firing zone, and a cooling zone, and has kiln cars and kiln sole sections which bear the workpieces to be treated and are movable through sai... | 09/02/1986 |
| 4602904 | Method of obtaining temperature of an object being heat treated The present invention provides a method and apparatus for determining the temperature of an object as it moves through a heat treating furnace. The furnace includes a hearth adapted to move through it thusly enabling a number of objects placed on the hear... | 07/29/1986 |
| 4551092 | Jet engine decontamination system Decontaminating an object such as a vehicle, is achieved by subjecting the bject to an elevated temperature for a time sufficient to achieve the desired temperature. The heat source is preferably a jet engine which is supported for universal movement. The ... | 11/05/1985 |
| 4533319 | Method of and apparatus for monitoring a rotary kiln assembly A problem that can occur with a large rotary kiln assembly is that it can move out of position or seals can become defective, making an escape of materials possible. The present invention provides transducers (10, 15) for detecting movement of the rotary ... | 08/06/1985 |
| 4530660 | Analytical furnace window assembly The specification discloses a window assembly for an analytical furnace enabling the window to be readily and easily removed and reinstalled to facilitate servicing of the window. The assembly includes a one-piece fused silica housing having concentric in... | 07/23/1985 |
| 4530659 | Temperature measurement technique A method of determining the penetration of an isotherm into a mass, including the steps of distributing material in the mass, the material having the ability to fix a record of an isotherm, cycling the temperature of the mass, and checking the material fo... | 07/23/1985 |
| 4525462 | Dark blue dyed furnace sight glass with high infrared absorption Dark blue dyed furnace sight glass of soda-lime-silica further containing carbon and oxides of iron and cobalt with substantially no infrared transmission and which sight glass affords a view of details in the melting operation. Other ingredients may incl... | 06/25/1985 |
| 4438685 | Wafer baking oven A wafer baking oven for making baked wafers from batter includes an elongated baking chamber with heating elements therein. A thermally insulated enclosure surrounds at least part of the baking chamber. The oven includes a front port adjoining the baking ... | 03/27/1984 |
| 4395232 | Oven control apparatus Disclosed is an apparatus useful in controlling the operation of ovens of the type typically associated with baking food products. Broadly, the apparatus permits the linear display of heat input to one or more zones of an oven responsive to gas flow. Heat... | 07/26/1983 |
| 4176554 | Method and apparatus for obtaining the temperature profile of a kiln The invention provides an array of spaced thermocouples inserted into the kiln as a unit to provide the temperature profile of the kiln on a continuous basis. The output signals from the thermocouples are multiplexed and displayed on a CRT device. A horiz... | 12/04/1979 |
| 4056349 | Device for measuring slope parameters for a material contained inside a cylinder rotated about the axis thereof The invention has for its object a device for measuring the slope parameters of a material contained in a cylinder rotated around the axis thereof. This device, which senses radiations generated by radio-isotopes passing through the cylinder and the mater... | 11/01/1977 |
| 4044348 | Circuit energization indicator with thermal timing means to maintain the indication for a predetermined time after de-energization A thermal timer produces a timed duration output in response to a thermal input to a thermal storage device and a thermal energy leakage parameter from that storage device. The storage device preferably is a metal slug positioned in a silica aerogel insul... | 08/23/1977 |
| 3990074 | Kiln alarm activated by kiln shutoff An apparatus activates an alarm for a kiln operator when the heat and temperature provided by a kiln reach a predetermined level thereby activating a kiln shut-off weight and switch. The kiln shut-off weight rotates to engage a rod coupled to a switching ... | 11/02/1976 |
| 3970929 | Test apparatus for use with a heating system Test apparatus is disclosed for testing a gas-fired forced air heating system having a plurality of control elements. A monitoring device includes an indicator light adjacent to the thermostat for indicating a malfunction in the heating system, the monito... | 07/20/1976 |
| 3966297 | Device for observing an equipment under tension Device for observing electrical equipment under voltage application, characterized in that it comprises an adjustable periscopic glass which include a lens assembly which conforms to and interfits with the observation ports within the equipment and carrie... | 06/29/1976 |
