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| Number | Title | Issue Date |
| 8175744 | Industrial furnaces and device for performing the method and computer program In order to plan the performance of heat treatment of metal workpieces before the beginning of the heat treatment in the particular industrial furnace and perform it autonomously thereafter, the invention proposes a method and computer program and an apparatus havin... | 05/08/2012 |
| 7787984 | Sphering apparatus and operating method thereof A sphering apparatus includes a sphering furnace on a body of which a plurality of adhesion preventing air-introducing holes is formed and at a lower position of which a carrier air-introducing hole and a carrier air-withdrawing hole are formed; an air blower introd... | 08/31/2010 |
| 7206660 | Navigation apparatus and method, and computer program product A navigation apparatus is provided with: a first storing device for storing original data for a navigation based on a predetermined format and including map data, in such a manner that an empty area exists on the predetermined format in each processing unit for a pr... | 04/17/2007 |
| 7192271 | Method and cooling device for the subracks in a chamber furnace The invention relates to a ring furnace pit (2) cooling method, comprising the production of a flux F of cooling fluid inside the pit (2) and the flow of at least a part Fr of said flux F in a roughly vertical manner along determined surfaces of the wa... | 03/20/2007 |
| 7173546 | Map display device When a control circuit extracts data of an entity corresponding to a phone number, the control circuit retrieves phone numbers that accord, with respect to lower seven digits of a phone number, with the inputted phone number from among phone numbers included in retr... | 02/06/2007 |
| 7072727 | Method and system for determining heat loss of a building and sizing HVAC equipment A method for determining proper size of HVAC equipment, recording on and off cycling data associated with equipment within a structure for a period of time, recording inside temperature data of the structure for the period of time, recording outside temperature data... | 07/04/2006 |
| 6606537 | Method for correcting process temperature profile in a multi-zone thermal processor A method for adjusting process temperature measurements used to monitor zone conditions in a reflow oven selects values for exclusion from correlation with the predicted part temperature profile. During the thermal process, a plurality of process temperat... | 08/12/2003 |
| 6560514 | Method and apparatus for optimizing control of a part temperature in conveyorized thermal processor A method and apparatus for controlling a part temperature profile by optimizing response characteristics based on control parameters acquires part temperature response characteristics at selected conditions to form an index value and calculates linear rel... | 05/06/2003 |
| 6507761 | Boiler system ignition sequence detector and associated methods of protecting boiler systems An event detector and associated methods of protecting systems provide convenient and economical safety features. In a described embodiment, an ignition sequence detector for a boiler system has a microprocessor which is programmed so that an ignition con... | 01/14/2003 |
| 6505099 | Radiant energy control system In a radiant energy heating system having one or more types of radiant energy heating sub-systems, a control system comprising a solid state electronic control panel pre-programmed to control two or more of the types of radiant heating sub-systems, wherei... | 01/07/2003 |
| 6470239 | Method for maximizing throughput of a part in a conveyorized thermal processor A method for maximizing throughput for thermal processing of a part searches for the maximum conveyor speed while calculating a Process Window Index that is less than a required value. The best Process Window Index associated with the maximum conveyor spe... | 10/22/2002 |
| 6453219 | Method and apparatus for controlling temperature response of a part in a conveyorized thermal processor A method and apparatus for controlling the temperature response profile of a part being exposed to heating and/or cooling conditions in a thermal processor incorporates measured data from the part to adjust the thermal processor control settings by closed... | 09/17/2002 |
| 6339729 | Process and regulation device for ring furnaces A process for regulating a furnace which includes a sequence of sections, cooling sections, baking sections, and preheating sections, in which the preheating sections at the tail are fitted with exhaust pipes for combustion gases, and in the transverse di... | 01/15/2002 |
| 6323804 | Method and apparatus for GPS time determination A system for rapidly acquiring a time reference for the location determination of a wireless communication device. The system includes a wireless communication device (200), a GPS satellite (202) and a communication satellite (208). The method comprises t... | 11/27/2001 |
| 6141601 | Method and apparatus for controlling an ignition of a gas boiler A method and an apparatus for stably controlling an ignition operation of a gas boiler regardless of external conditions by means of a method and an apparatus for variably setting an ignition condition of the gas boiler is disclosed. Control section detec... | 10/31/2000 |
| 6112135 | Appliance control system A control system for preventing the occurrence of unsafe operating conditions on an appliance load comprises first and second switch elements coupled to said appliance load; first controller means coupled to said first switch element for detecting a first... | 08/29/2000 |
| 5926390 | Programmed temperature controller A programmed temperature controller including a difference detector which detects a temperature difference ƊT between a quick-response temperature TC2 and a slow-response temperature TC3 at a quickly-responding portion and a slowly-responding portion of ... | 07/20/1999 |
| 5777881 | Method of deciding control parameters of heat treatment instrument and apparatus thereof A method of deciding temperature control parameters of a heat treatment instrument for performing a heat treatment on a target object by increasing a temperature of a heat furnace of the heat treatment instrument, in accordance with the temperature contro... | 07/07/1998 |
| 5442570 | Method of controlling heat input to an alloying furnace for manufacturing hot galvanized and alloyed band steel A method of calculating heat input to an alloying furnace which includes heat input means for use in the production of hot galvanized band steel comprising conveying a band steel of a selected steel variety through the alloying furnace and forming a plate... | 08/15/1995 |
| 5426868 | Method for making a fluid bed furnace having an external circulation system The present invention provides a method for making an external circulation fluid bed furnace which does not require a chamber for retaining heat transporting medium communicating with the down comer. According to the method of the present invention, said ... | 06/27/1995 |
| 5369567 | Furnace temperature cascade control apparatus using adjustment input A furnace 1 runs while repeating a cycle in which the furnace inside temperature varies along a preset pattern of temperature change with time under the control of a primary controller 12, and adjustment input r being applied to an enlarged system includi... | 11/29/1994 |
| 5187670 | Control system for scheduling parts in a heat-treating process A control system for heat-treating parts in a furnace structure is provided. A plurality of processing chambers, each having at least one part position, are adapted to simultaneously process a plurality of parts each for a respective predetermined process... | 02/16/1993 |
| 5147439 | Variable pressure gas jet system for lifting and forming glass sheets A variable pressure gas jet system for lifting and forming glass sheets including a controller (32) for providing an electrical signal corresponding to a preselected pressure to an electrical-to-pressure converter (34) which converts the received signal t... | 09/15/1992 |
| 5072360 | Control arrangement for dental furnaces, especially microprocessor-controlled preheating furnaces A control arrangement for dental furnaces, especially microprocessor-controlled preheating furnaces or ovens with controlled heating and with limited rate in the rise of the heating temperature. The control arrangement for dental furnaces implements the temper... | 12/10/1991 |
| 4909822 | Glass plate heating apparatus A local heater is arranged in a heating furnace in which glass plates are continuously conveyed, and a bending line on each glass plate is forcibly heated. The local heater is elongated, and positions of both ends of the local heater are independently and... | 03/20/1990 |
| 4901247 | Method for controlling an operation of a blast furnace A method for operating a blast furnace by inferring the operating conditions in the blast furnace, on the basis of data supplied from sensors set in the blast furnace and also on the basis of the knowledge base formed by experience on the operation of the... | 02/13/1990 |
| 4857106 | Method for controlling operation of a blast furnace A method for controlling heat conditions in a blast furnace wherein the heat conditions are inferred and judged in comparison of data output from sensor means provided for the blast furnace with knowledge base means formed by accumulated experience on the... | 08/15/1989 |
| 4795392 | Method for sealing vacuum tube tips especially cathode tube tips, and machine for applying this method For sure sealing of the evacuation tips of vacuum tubes, the electric power supplied to the heating resistor of the sealing furnace is regulated for each treatment stage, the set value is pre-selected and laid down by a computer for the corresponding powe... | 01/03/1989 |
| 4675826 | Temperature control system A temperature control system (50) for use in a furnace (10) for heating metal logs (13) as the logs (13) move through a furnace heating chamber (12) includes thermocouples (52a-52e) adapted to sense log temperatures by direct contact during intermittent t... | 06/23/1987 |
| 4590466 | Method and apparatus for sampling measurement data from a chemical process A method and an apparatus of obtaining measurement data from a chemical process in a mass in a space, such as the charge in a blast furnace, is disclosed where the mass passes through the space from an inlet to an outlet and chemical and/or mechanical cha... | 05/20/1986 |
| 4463437 | Furnace burden thermographic method and apparatus Improved infrared camera system better enables furnace burden surface temperature measurements and temperature profile measurements and displays of such measurements to be made at various stocklines. An infrared data processing system is incorporated with... | 07/31/1984 |
| 4276603 | Diffusion furnace microcontroller An automatic microprocessor-based control system for a diffusion furnace in which the controller is dedicated to a single associated diffusion tube to provide all monitoring and control functions necessary for a variety of diffusion processes. The control... | 06/30/1981 |
