Patents by Inventor Tatsuya Motomura
Tatsuya Motomura has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230183835Abstract: An operation method of a copper-smelting furnace is characterized by including supplying an Fe metal source into a copper-smelting furnace together with a feeding material including copper concentrate and a flux, the copper concentrate including Al, the Fe metal source including an Fe metal of 40 mass % to 100 mass %.Type: ApplicationFiled: February 8, 2023Publication date: June 15, 2023Applicant: PAN PACIFIC COPPER CO., LTD.Inventors: Tatsuya MOTOMURA, Yuki SOMA
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Patent number: 11603578Abstract: An operation method of a copper-smelting furnace is characterized by including supplying an Fe metal source into a copper-smelting furnace together with a feeding material including copper concentrate and a flux, the copper concentrate including Al, the Fe metal source including an Fe metal of 40 mass % to 100 mass %.Type: GrantFiled: February 22, 2017Date of Patent: March 14, 2023Assignee: PAN PACIFIC COPPER CO., LTD.Inventors: Tatsuya Motomura, Yuki Soma
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Patent number: 11499781Abstract: A concentrate burner provided over a reaction shaft of a copper smelting furnace, is characterized by comprising: a raw material supply portion that supplies a starting material into the reaction shaft, the starting material including copper concentrate; and an additive supply portion that is provided separately from the raw material supply portion and supplies solid additive to the starting material.Type: GrantFiled: August 23, 2017Date of Patent: November 15, 2022Assignee: PAN PACIFIC COPPER CO., LTD.Inventors: Tatsuya Motomura, Yuki Soma
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Publication number: 20210088283Abstract: A concentrate burner provided over a reaction shaft of a copper smelting furnace, is characterized by comprising: a raw material supply portion that supplies a starting material into the reaction shaft, the starting material including copper concentrate; and an additive supply portion that is provided separately from the raw material supply portion and supplies solid additive to the starting material.Type: ApplicationFiled: August 23, 2017Publication date: March 25, 2021Applicant: PAN PACIFIC COPPER CO., LTD.Inventors: Tatsuya MOTOMURA, Yuki SOMA
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Patent number: 10845123Abstract: A raw material supply device that supplies a raw material into a flash smelting furnace and supplies first gas and second gas into the flash smelting furnace, includes: a first gas pathway that is provided in a lance and supplies the first gas into the flash smelting furnace; a raw material pathway that is provided out of the lance and supplies the raw material into the flash smelting furnace; a second gas pathway that is provided out of the raw material pathway and supplies the second gas into the flash smelting furnace; and a blade that is provided in the first gas pathway, has an inclined face with which the first gas is collided and revolves the first gas toward a lower side of the flash smelting furnace, the inclined face being inclined with respect to a flow direction of the first gas in the first gas pathway.Type: GrantFiled: March 30, 2018Date of Patent: November 24, 2020Assignee: PAN PACIFIC COPPER CO., LTD.Inventors: Jae Hyung Hong, Tatsuya Motomura, Yuki Soma, Eitaro Adachi
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Patent number: 10488112Abstract: A raw material supply apparatus that supplies a raw material into a flash smelting furnace and supplies a first gas contributing to a reaction of the raw material into the flash smelting furnace, includes: a raw material passage that is provided out of a lance through which the first gas passes, the raw material passing through the raw material passage; and an adjuster that adjusts a distribution of the raw material by blowing a second gas to the raw material passing through the raw material passage.Type: GrantFiled: January 27, 2017Date of Patent: November 26, 2019Assignee: PAN PACIFIC COPPER CO., LTD.Inventors: Tatsuya Motomura, Eiji Tojima, Tomoya Kawasaki, Yutaka Yasuda
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Patent number: 10443940Abstract: A raw material supply process that supplies a raw material into a flash smelting furnace and supplies a first gas contributing to a reaction of the raw material into the flash smelting furnace, includes: a raw material passage that is provided out of a lance through which the first gas passes, the raw material passing through the raw material passage; and an adjuster that adjusts a distribution of the raw material by blowing a second gas to the raw material passing through the raw material passage.Type: GrantFiled: July 11, 2016Date of Patent: October 15, 2019Assignee: PAN PACIFIC COPPER CO., LTD.Inventors: Tatsuya Motomura, Eiji Tojima, Tomoya Kawasaki, Yutaka Yasuda
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Publication number: 20180347009Abstract: An operation method of a copper-smelting furnace is characterized by including supplying an Fe metal source into a copper-smelting furnace together with a feeding material including copper concentrate and a flux, the copper concentrate including Al, the Fe metal source including an Fe metal of 40 mass % to 100 mass %.Type: ApplicationFiled: February 22, 2017Publication date: December 6, 2018Applicant: PAN PACIFIC COPPER CO., LTD.Inventors: Tatsuya MOTOMURA, Yuki SOMA
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Publication number: 20180283790Abstract: A raw material supply device that supplies a raw material into a flash smelting furnace and supplies first gas and second gas into the flash smelting furnace, includes: a first gas pathway that is provided in a lance and supplies the first gas into the flash smelting furnace; a raw material pathway that is provided out of the lance and supplies the raw material into the flash smelting furnace; a second gas pathway that is provided out of the raw material pathway and supplies the second gas into the flash smelting furnace; and a blade that is provided in the first gas pathway, has an inclined face with which the first gas is collided and revolves the first gas toward a lower side of the flash smelting furnace, the inclined face being inclined with respect to a flow direction of the first gas in the first gas pathway.Type: ApplicationFiled: March 30, 2018Publication date: October 4, 2018Applicant: PAN PACIFIC COPPER CO., LTD.Inventors: Jae Hyung HONG, Tatsuya MOTOMURA, Yuki SOMA, Eitaro ADACHI
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Patent number: 9689610Abstract: A raw material supply apparatus that supplies a raw material into a flash smelting furnace and supplies a first gas contributing to a reaction of the raw material into the flash smelting furnace, includes: a raw material passage that is provided out of a lance through which the first gas passes, the raw material passing through the raw material passage; and an adjuster that adjusts a distribution of the raw material by blowing a second gas to the raw material passing through the raw material passage.Type: GrantFiled: September 30, 2014Date of Patent: June 27, 2017Assignee: PAN PACIFIC COPPER CO., LTD.Inventors: Tatsuya Motomura, Eiji Tojima, Tomoya Kawasaki, Yutaka Yasuda
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Publication number: 20170138668Abstract: A raw material supply apparatus that supplies a raw material into a flash smelting furnace and supplies a first gas contributing to a reaction of the raw material into the flash smelting furnace, includes: a raw material passage that is provided out of a lance through which the first gas passes, the raw material passing through the raw material passage; and an adjuster that adjusts a distribution of the raw material by blowing a second gas to the raw material passing through the raw material passage.Type: ApplicationFiled: January 27, 2017Publication date: May 18, 2017Applicant: PAN PACIFIC COPPER CO., LTD.Inventors: Tatsuya MOTOMURA, Eiji TOJIMA, Tomoya KAWASAKI, Yutaka YASUDA
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Publication number: 20160320126Abstract: A raw material supply apparatus that supplies a raw material into a flash smelting furnace and supplies a first gas contributing to a reaction of the raw material into the flash smelting furnace, includes: a raw material passage that is provided out of a lance through which the first gas passes, the raw material passing through the raw material passage; and an adjuster that adjusts a distribution of the raw material by blowing a second gas to the raw material passing through the raw material passage.Type: ApplicationFiled: July 11, 2016Publication date: November 3, 2016Applicant: PAN PACIFIC COPPER CO., LTD.Inventors: Tatsuya MOTOMURA, Eiji TOJIMA, Tomoya KAWASAKI, Yutaka YASUDA
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Publication number: 20150091224Abstract: A raw material supply apparatus that supplies a raw material into a flash smelting furnace and supplies a first gas contributing to a reaction of the raw material into the flash smelting furnace, includes: a raw material passage that is provided out of a lance through which the first gas passes, the raw material passing through the raw material passage; and an adjuster that adjusts a distribution of the raw material by blowing a second gas to the raw material passing through the raw material passage.Type: ApplicationFiled: September 30, 2014Publication date: April 2, 2015Applicant: PAN PACIFIC COPPER CO., LTD.Inventors: Tatsuya MOTOMURA, Eiji TOJIMA, Tomoya KAWASAKI, Yutaka YASUDA
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Patent number: 8382879Abstract: A copper smelting method includes: supplying an oxygen-enriched gas, a solvent, and a copper concentrate into a furnace, while not supplying a coke material; and supplying pig iron to slag that is generated in the furnace.Type: GrantFiled: April 29, 2009Date of Patent: February 26, 2013Assignee: Pan Pacific Copper Co., Ltd.Inventors: Tatsuya Motomura, Yoshiaki Suzuki, Masaharu Takahashi, Mitsumasa Hoshi
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Patent number: 8287801Abstract: An operation method of a flash smelting furnace includes blowing a gas for dispersing raw material and contributing to a reaction, from a lance at an upper portion of a shaft so that the gas forms a spiral flow. A raw material supply apparatus includes a supply portion supplying raw material and a gas for dispersing the raw material and contributing to a reaction into a flash smelting furnace, wherein the supply portion has a lance provided at an upper portion of a shaft that blows the gas so that the gas forms a spiral flow.Type: GrantFiled: September 24, 2010Date of Patent: October 16, 2012Assignee: Pan Pacific Copper Co., Ltd.Inventors: Yutaka Yasuda, Tatsuya Motomura
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Publication number: 20110074070Abstract: An operation method of a flash smelter includes blowing a gas for dispersing raw material and contributing to a reaction, from a lance at an upper portion of a shaft so that the gas forms a spiral flow. A raw material supply apparatus includes a supply portion supplying raw material and a gas for dispersing the raw material and contributing to a reaction into a flash smelting furnace, wherein the supply portion has a lance provided at an upper portion of a shaft that blows the gas so that the gas forms a spiral flow.Type: ApplicationFiled: September 24, 2010Publication date: March 31, 2011Applicant: PAN PACIFIC COPPER CO., LTD.Inventors: Yutaka Yasuda, Tatsuya Motomura
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Publication number: 20090293678Abstract: A copper smelting method includes: supplying an oxygen-enriched gas, a solvent, and a copper concentrate into a furnace, while not supplying a coke material; and supplying pig iron to slag that is generated in the furnace.Type: ApplicationFiled: April 29, 2009Publication date: December 3, 2009Inventors: Tatsuya MOTOMURA, Yoshiaki SUZUKI, Masaharu TAKAHASHI, Mitsumasa HOSHI
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Patent number: 7510679Abstract: The present invention provides a taphole cooling structure allowing prevention of wear and deformation of peripheral bricks of the taphole and maintaining stable operation of the furnace in high copper matte grade operations and high load operations. The taphole cooling structure is provided with a hollow jacket body to be inserted into an opening penetrated on a furnace wall, wherein a water passage is installed in the internal of the jacket body for circulating cooling water while a flange made of the same material as the furnace wall is provided on the periphery of said jacket body to be weldingly connected to the said furnace wall, wherein a refractory material is filled within a hollow of the said hollow jacket body and perforated with a taphole for draining solutions from the furnace body.Type: GrantFiled: May 29, 2007Date of Patent: March 31, 2009Assignee: Nippon Mining & Metals Co., Ltd.Inventors: Tatsuya Motomura, Takayuki Arakane, Masaharu Takahashi, Kazunori Moribe, Yoshiaki Suzuki
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Publication number: 20080128964Abstract: An object of the present invention is to provide a taphole cooling structure allowing to prevent the wear and deformation of peripheral bricks of a taphole for taking out solutions from a furnace body, and to maintain a stable operation of the furnace in a high copper matte grade operation and high-load operation. Means for Solving the Problems To provide a structure for cooling a taphole provided with a hollow jacket body to be inserted into an opening penetrated on a furnace wall, wherein a water passage is installed in the internal of the said jacket body for circulating cooling water while a flange made of the same material as the above furnace wall is provided on the periphery of the said jacket body to be weldingly connected to the said furnace wall, wherein a refractory material is filled within a hollow of the said hollow jacket body and perforated with a taphole for draining the solutions from the furnace body.Type: ApplicationFiled: May 29, 2007Publication date: June 5, 2008Inventors: Tatsuya Motomura, Takayuki Arakane, Masaharu Takahashi, Kazunori Moribe, Yoshiaki Suzuki