Patents by Inventor Eiji TOJIMA

Eiji TOJIMA 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).

  • Raw material supply apparatus, raw material supply method and flash smelting furnace
    Patent number: 10488112
    Abstract: 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: Grant
    Filed: January 27, 2017
    Date of Patent: November 26, 2019
    Assignee: PAN PACIFIC COPPER CO., LTD.
    Inventors: Tatsuya Motomura, Eiji Tojima, Tomoya Kawasaki, Yutaka Yasuda
  • Raw material supply method
    Patent number: 10443940
    Abstract: 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: Grant
    Filed: July 11, 2016
    Date of Patent: October 15, 2019
    Assignee: PAN PACIFIC COPPER CO., LTD.
    Inventors: Tatsuya Motomura, Eiji Tojima, Tomoya Kawasaki, Yutaka Yasuda
  • Raw material supply apparatus, raw material supply method and flash smelting furnace
    Patent number: 9689610
    Abstract: 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: Grant
    Filed: September 30, 2014
    Date of Patent: June 27, 2017
    Assignee: PAN PACIFIC COPPER CO., LTD.
    Inventors: Tatsuya Motomura, Eiji Tojima, Tomoya Kawasaki, Yutaka Yasuda
  • RAW MATERIAL SUPPLY APPARATUS, RAW MATERIAL SUPPLY METHOD AND FLASH SMELTING FURNACE
    Publication number: 20170138668
    Abstract: 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: Application
    Filed: January 27, 2017
    Publication date: May 18, 2017
    Applicant: PAN PACIFIC COPPER CO., LTD.
    Inventors: Tatsuya MOTOMURA, Eiji TOJIMA, Tomoya KAWASAKI, Yutaka YASUDA
  • RAW MATERIAL SUPPLY APPARATUS, RAW MATERIAL SUPPLY METHOD AND FLASH SMELTING FURNACE
    Publication number: 20160320126
    Abstract: 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: Application
    Filed: July 11, 2016
    Publication date: November 3, 2016
    Applicant: PAN PACIFIC COPPER CO., LTD.
    Inventors: Tatsuya MOTOMURA, Eiji TOJIMA, Tomoya KAWASAKI, Yutaka YASUDA
  • RAW MATERIAL SUPPLY APPARATUS, RAW MATERIAL SUPPLY METHOD AND FLASH SMELTING FURNACE
    Publication number: 20150091224
    Abstract: 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: Application
    Filed: September 30, 2014
    Publication date: April 2, 2015
    Applicant: PAN PACIFIC COPPER CO., LTD.
    Inventors: Tatsuya MOTOMURA, Eiji TOJIMA, Tomoya KAWASAKI, Yutaka YASUDA