Patents Represented by Attorney Smith, Gambrell & Gambrell, LLP
  • Patent number: 7479619
    Abstract: The present invention is a thermal processing unit including: a heating-furnace body whose upper end has an opening; a heating unit provided on an inside wall of the heating-furnace body; a reaction container consisting of a single tube contained in the heating-furnace body; a gas-discharging-pipe connecting portion formed at an upper portion of the reaction container; and a first temperature controlling unit provided around the gas-discharging-pipe connecting portion.
    Type: Grant
    Filed: July 17, 2006
    Date of Patent: January 20, 2009
    Assignee: Tokyo Electron Limited
    Inventors: Takanori Saito, Toshiyuki Makiya, Hisaei Osanai, Tsuyoshi Takizawa, Tomohisa Shimazu, Kazuhide Hasebe, Hiroyuki Yamamoto, Yukimasa Saito, Kenichi Yamaga
  • Patent number: 7416405
    Abstract: A vertical type of thermal processing apparatus of the present invention includes a thermal processing furnace having a furnace opening at a lower portion thereof. A boat holding objects to be processed in a tier-like manner in a vertical direction is adapted to be contained in the thermal processing furnace through the furnace opening. A lid supporting the boat is capable of closing the furnace opening. A transferring chamber is connected to the furnace opening. An elevating mechanism provided in the transferring chamber is configured to move up and down the lid in order to load and unload the boat into and out from the thermal processing furnace. A connecting port provided at a wall of the transferring chamber is capable of being connected to an opening of a conveying container for containing the objects to be processed. A first containing portion provided in the transferring chamber is capable of temporarily containing unprocessed objects to be processed for a next thermal process.
    Type: Grant
    Filed: June 20, 2005
    Date of Patent: August 26, 2008
    Assignee: Tokyo Electron Limited
    Inventors: Satoshi Asari, Katsuhiko Mihara