Patents Examined by Gregory Wilson
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Patent number: 11865618Abstract: An example sinter system includes a sinter gas inlet at a sinter furnace for a sinter gas, a tracer gas inlet at the sinter furnace for a tracer gas different from the sinter gas, and an outlet at the sinter furnace to output the sinter gas and the tracer gas. The example sinter system further includes: a support structure to support a sample green object in the sinter furnace, an opening at the support structure connected to the tracer gas inlet, the opening to output the tracer gas into the sinter furnace, and a detector to: determine an amount of the tracer gas flowing through the outlet during a sinter process as a sample green object positioned on the support structure changes shape during the sinter process with respect to the opening and modifies a flow rate of the tracer gas to the outlet; and determine when to stop the sinter process based on a determined amount of the tracer gas.Type: GrantFiled: December 26, 2018Date of Patent: January 9, 2024Assignee: Hewlett-Packard Development Company, L.P.Inventors: David A. Champion, John Gary Liebeskind
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Patent number: 11859911Abstract: A coaxial heat transfer tube (100), comprising a first inner heat transfer tube (110) having straight parts (111, 113, 115, 117) and curved parts (112, 114, 116), a first outer heat transfer tube (120) having straight parts (121, 123, 125, 127) and curved parts (122, 124, 126). The first outer heat transfer tube (120) radially surrounds the first inner heat transfer tube (110) at least within the first primary straight part (121) and the first primary curved part (122). Thermally insulating material (530) has been provided in between a curved part (122) of the first outer heat transfer tube (120) and a curved part (112) of the first inner heat transfer tube (110). Neither straight part (121) nor a curved part (122) of the first outer heat transfer tube (120) comprises a longitudinal seam. A method for making a coaxial heat transfer tube (100).Type: GrantFiled: May 9, 2019Date of Patent: January 2, 2024Assignee: VALMET TECHNOLOGIES OYInventors: Juha Ojanperä, Harri Yli-Rantala
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Patent number: 11859908Abstract: Systems, devices and methods for effluent or flux removal from a gas are disclosed. In one aspect the system includes at least one tube having a body including an interior passageway enabling fluidic flow therethrough; and a plurality of openings disposed along a length of the body in fluidic communication with the interior passageway, thereby enabling withdrawal of the gas laden with the effluent exterior to the at least one tube through the plurality of openings into the interior passageway of the at least one tube.Type: GrantFiled: February 10, 2022Date of Patent: January 2, 2024Assignee: BTU INTERNATIONAL, INC.Inventor: Paul J. Richter
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Patent number: 11862490Abstract: The present application discloses a diffusion furnace, including: a furnace tube structure including a furnace tube body and a furnace bottom, a bottom of the furnace tube body being connected to the furnace bottom to form a reaction chamber; and a carrying structure including a pedestal and a plurality of cassettes disposed on the pedestal, the pedestal being disposed on the furnace bottom. By disposing the plurality of the cassettes, a height of the furnace tube body can be decreased and a width of the furnace tube body can be increased, thus enlarging a space of equipment repair and maintenance, which is favorable for the repair and maintenance of the equipment.Type: GrantFiled: October 13, 2021Date of Patent: January 2, 2024Assignee: CHANGXIN MEMORY TECHNOLOGIES, INC.Inventor: Pengfei Gao
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Patent number: 11852341Abstract: A hot water supply device includes: a combustion part including a first burner part for which a flame sensor is disposed and a second burner part having a different number of burners from the first burner part such that one or both of the burner parts perform combustion, the flame sensor being configured to detect combustion state information of a flame generated by burners; a combustion control part configured to monitor a combustion mode of the combustion part set in accordance with a hot water supply request and change a second combustion mode in which the first burner part does not perform combustion, to a first combustion mode in which at least the first burner part performs combustion, when the second combustion mode is continuing; and a combustion adjustment control part configured to execute a combustion adjustment process of the combustion part.Type: GrantFiled: December 23, 2019Date of Patent: December 26, 2023Assignee: PURPOSE CO., LTD.Inventors: Tsutomu Miyahara, Hidenori Kiuchi
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Patent number: 11851357Abstract: A sheet of glass can be formed in a batch process by introducing molten glass onto a layer of molten tin within a tank. The tank may be outfitted with infrared emitters to control the amount of heat delivered to the tank while the sheet of glass is formed. A lower surface of the tank can have a three-dimensional shape, and the molten tin may be removed from the tank while the sheet of glass is ductile so that the sheet of glass is molded by the three-dimensional shape, thereby producing a shaped sheet of glass. The delivery of infrared energy to the tank may be facilitated by one or more ceramic glass surface.Type: GrantFiled: September 9, 2022Date of Patent: December 26, 2023Inventor: James William Masten, Jr.
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Patent number: 11852377Abstract: A water heater includes an outer casing defining a longitudinal axis, an axial direction being defined as extending along the longitudinal axis. The water heater further includes a combustor for production of hot flue gases, a primary heat exchanger including a tube positioned within the outer casing, and a secondary heat exchanger including a plurality of plates coupled together by brazing to form a brazed plate heat exchanger. The secondary heat exchanger includes a first set of passages defined between the plates, and a second set of passages defined between the plates and alternating with the first set of passages in the axial direction. The primary and secondary heat exchangers are in fluid communication such that the flue gases flow through the second set of passages before being exhausted, and water to be heated flows through the first set of passages to a delivery point for use upon demand.Type: GrantFiled: August 6, 2020Date of Patent: December 26, 2023Assignee: A.O. Smith CorporationInventors: Jianmin Yin, Stephen Memory, Chad Edington, Neil Rolph, Brian Iske, Dustin Wiggins, Meng Yang, Tingyu Li
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Patent number: 11841198Abstract: A cleaning system includes an explosive subsystem including: a plurality of detonation cords extending along a direction different from a vertical direction; and a locating assembly locating the plurality of detonation cords relative to each other. The locating assembly spaces each of the detonation cords apart from a system to be cleaned. The cleaning system includes a pressurized air blower assembly adjacent a portion of the system to be cleaned, the pressurized air blower assembly being configured to direct pressurized air towards the portion of the system to be cleaned after the detonation cords have been exploded.Type: GrantFiled: June 10, 2022Date of Patent: December 12, 2023Inventors: Bradley A McGinnis, Rodrick E. Hall, Jeff Bause
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Patent number: 11841190Abstract: A biomass combustion system for ceramic roller kiln, including a roller kiln including a preheating section, a combustion section and a cooling section; a biomass gasifier with a feed port, a first gas inlet, a second gas inlet and an gas outlet; a fuel manifold; and a pentane gasification device connected to the fuel manifold. The biomass or biomass waste is fed through the feed port. The gas outlet is connected to the fuel manifold through a heat exchanger. The premixer is configured to mix part of the hot air discharged from the cooling section with a mixture of biomass gas and gaseous pentane transported by the fuel manifold to obtain an air-fuel mixture, and distribute the mixture to the combustion section through burners. A biomass combustion process is also provided.Type: GrantFiled: December 1, 2022Date of Patent: December 12, 2023Assignee: GUANGZHOU INSTITUTE OF ENERGY TESTINGInventors: Kuo Huang, Yuanming Zhang, Xiaozhou Liu, Qilun Lu, Chao Feng, Guoyu Chen, Liling Chen, Wei Xiao, Huixuan Liang
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Patent number: 11835295Abstract: A metal furnace header gate system haying a recirculation port in the furnace, a hot gas generator, a gas blower, and a furnace door. The door has an embedded gas manifold and outlet ports that each connect the manifold to a directional nozzle. The blower draws exhaust from the recirculation port into the hot gas generator, which generates additional exhaust and mixes the exhaust gases together. The blower forces this exhaust mixture into the manifold, through the nozzles, and into the furnace. A computer controls the blower and the hot gas generator to regulate the system.Type: GrantFiled: July 9, 2021Date of Patent: December 5, 2023Assignee: GPRE IP, LLCInventors: John M. Peterman, Mark A. Roberts
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Patent number: 11828475Abstract: Disclosed are a method for controlling a heating water heater, a heating water heater, and a computer-readable storage medium. The method includes: controlling the heating outlet to be closed and the heat supply outlet to be opened after receiving a bath water signal; obtaining a water temperature of a bath outlet; obtaining a duration that the water temperature at the bath outlet is within a preset water temperature range; controlling an opening degree of the heat supply outlet to decrease and an opening degree of the heating outlet to increase when the duration is greater than or equal to a first preset duration, and a heat load of the heating water heater is less than a rated load; and controlling the heat load of the heating water heater to increase, and maintaining the water temperature at the bath outlet within the preset water temperature range.Type: GrantFiled: June 1, 2020Date of Patent: November 28, 2023Inventors: Zhihao Ma, Guorong Liang, Shuangyue Ni, Yongming Zhang, Daoyuan Kang, Chaohui Huang
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Patent number: 11828493Abstract: Disclosed herein is a water heating system including a water heater having a tank, and a first temperature sensor disposed toward a top end of the tank to measure a first temperature and a second temperature sensor disposed toward a bottom end of the tank to measure a second temperature. The water heating system can further include a controller communicably coupled to the first temperature sensor and the second temperature sensor, where the controller determines an amount of heated water in the tank based on one or more algorithms and measurements made by the first and second temperature sensors.Type: GrantFiled: April 4, 2022Date of Patent: November 28, 2023Assignee: Rheem Manufacturing CompanyInventors: Piyush Porwal, Ashwin Rao, Nathan Rivard
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Patent number: 11821657Abstract: A waste-heat recovery system includes a waste-heat-recovery heat a tank, a circulation circuit, a circulation pump, and a control device that is configured to obtain the temperature of the heat medium flowing through a heat medium outlet piping of the circulation circuit and the temperature of the water stored in the tank. The control device stops the circulation pump or reduces the rotational frequency thereof in a case where the temperature of the heat medium flowing through the heat medium outlet piping is lower, or lower by a predetermined temperature or more, than the temperature of the water.Type: GrantFiled: February 18, 2022Date of Patent: November 21, 2023Assignee: Hitachi Industrial Equipment Systems Co., Ltd.Inventors: Kentaro Yamamoto, Masahiko Takano
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Patent number: 11821689Abstract: A heating tank has a bottom assembly with at least one bottom radiant emitter and a bottom ceramic glass material on an inner surface of the tank, the bottom radiant emitter being configured to deliver infrared energy to the bottom ceramic glass material. The tank has four side assemblies, each of the side assemblies including at least one side radiant emitter and a side ceramic glass material on an inner surface of the tank, the side radiant emitters being configured to deliver infrared energy to the respective side ceramic glass materials. The heating tank can rapidly and efficiently heat materials such as metal and glass.Type: GrantFiled: July 15, 2022Date of Patent: November 21, 2023Inventor: James W. Masten, Jr.
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Patent number: 11815265Abstract: Embodiments of the invention relate to a grate bar front section and a matching grate bar rear section and to a grate bar including the grate bar front section and/or the grate bar rear section configured such that, by releasably connecting the grate bar front section to the grate bar rear section, manufacture and maintenance costs are reduced.Type: GrantFiled: April 25, 2022Date of Patent: November 14, 2023Inventors: Nicolaas van Diepen, Thomas Weiss, Moritz Hagendorf, Christoph Tyblewski
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Patent number: 11815290Abstract: A heat source system is to be connected to another heat source system. The heat source system includes a heat source device and a control part. The heat source device includes a water regulation valve configured to regulate a flow rate of supply water flowing in the device and is configured to heat the supply water. The control part is connected to the heat source device, and is configured to acquire flow rate information of the supply water supplied to the other heat source system and the heat source device, to close the water regulation valve when a flow rate of the supply water is 0 or more and less than a first set value, and to open the water regulation valve when the flow rate of the supply water is equal to or greater than the first set value.Type: GrantFiled: May 21, 2020Date of Patent: November 14, 2023Assignee: PURPOSE CO., LTD.Inventors: Toshiya Tatsumi, Yuto Kubota
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Patent number: 11815312Abstract: A rapid thermal processing method and a rapid thermal processing device are provided. The rapid thermal processing method includes the following operations. A wafer is provided. A first heating operation is performed on the wafer to heat the wafer to a first temperature. The wafer is controlled to start rotating. The first temperature is maintained for a first predetermined time. A second heating operation is performed on the wafer to heat the wafer from the first temperature to a second temperature, and the second temperature is maintained for a second predetermined time. A third heating operation is performed on the wafer to heat the wafer from the second temperature to a third temperature, and the third temperature is maintained for a third predetermined time.Type: GrantFiled: May 31, 2022Date of Patent: November 14, 2023Assignee: CHANGXIN MEMORY TECHNOLOGIES, INC.Inventors: Wei Li, Taoyan Yan
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Patent number: 11808520Abstract: The invention relates to an arrangement of a furnace and of bulk material of glass particles, said furnace (10) comprising a pressing punch (36), a pressure, distance and/or speed sensor and a control device for controlling a pressing process based on the output signal of the sensor. The sensor detects at least a pressure, position and/or motion parameter of the pressing punch (36). The pressing punch (36) acts on the bulk material of glass particles (32)—possibly via an interposed ram (28)—, said glass particles being guided and crystallizable in a press channel (30). The trigger criterion for the process control is a change of at least a motion parameter of the pressing punch (36) upon softening of the bulk material of glass particles (32) which change is detected by the sensor.Type: GrantFiled: November 14, 2017Date of Patent: November 7, 2023Assignee: Ivoclar Vivadent AGInventors: Rudolf Jussel, Harald Bürke
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Patent number: 11802662Abstract: Embodiments of the present disclosure include a system, method, and apparatus comprising a large scale direct steam generator operating on an oxidant of air or enriched air configured to generate steam and combustion exhaust constituents. An exhaust constituent separation system and an energy recovery system to reclaim energy and improve the efficiency of the thermodynamic cycle. An optional CO2 separation system and Non Condensable Gas injection system may be included.Type: GrantFiled: January 19, 2022Date of Patent: October 31, 2023Assignee: XDI Holdings, LLCInventors: James Charles Juranitch, Raymond Clifford Skinner, Thomas Raymond Juranitch, Alan Craig Reynolds
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Patent number: 11802687Abstract: A method for improving the efficiency of a fired heater without an air preheat system is described. The method involves the use of an additional outboard convection section which is separate from the regular convection section of the fired heater. The outboard convection section uses the boiler feed water or an alternate cold sink to reduce the temperature of the flue gas, thereby improving the efficiency.Type: GrantFiled: December 30, 2021Date of Patent: October 31, 2023Assignee: UOP LLCInventors: Nitin P. Chitgopekar, William Yanez, Ka L. Lok