LANCE PIPE, DEGASIFICATION EQUIPMENT, CONTAINER WITH DEGASIFICATION EQUIPMENT AND WATERSHOOT WITH DEGASIFICATION EQUIPMENT

Title:

LANCE PIPE, DEGASIFICATION EQUIPMENT, CONTAINER WITH DEGASIFICATION EQUIPMENT AND WATERSHOOT WITH DEGASIFICATION EQUIPMENT

Document Type and Number:

WIPO Patent Application WO/2007/138793

Kind Code:

A1

Abstract:

A lance pipe, degasification equipment, container with degasification equipment and watershoot with degasification equipment structured so as to attain efficient degasification of molten metal.There is provided lance pipe (1) for blowing an insoluble gas into molten metal to thereby attain degasification thereof, comprising metal-made pipe main body (10) and coating material (20) of porous refractory covering the pipe main body (10), wherein the pipe main body (10) at its side wall is provided with gas outflow hole (16) covered with the coating material (20).

Inventors:

OTA, Minehiko (104-803, 2-2 Takakuradai 2-chome, Kasugai-sh, Aichi 17, 4870017, JP)
大田峰彦 (〒17 愛知県春日井市高座台２丁目２番地の２１０４号棟８０３号室 Aichi, 4870017, JP)
MATSUMOTO, Toshiyuki (407-104, 1-1 Fujiyamadai 4-chome, Kasugai-sh, Aichi 35, 4870035, JP)

Application Number:

JP2007/058073

Publication Date:

December 06, 2007

Filing Date:

April 12, 2007

Export Citation:

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Assignee:

NIPPON CRUCIBLE CO., LTD. (21-3, Ebisu 1-chome Shibuya-k, Tokyo 13, 1500013, JP)
日本坩堝株式会社 (〒13 東京都渋谷区恵比寿１丁目２１番３号 Tokyo, 1500013, JP)
OTA, Minehiko (104-803, 2-2 Takakuradai 2-chome, Kasugai-sh, Aichi 17, 4870017, JP)
大田峰彦 (〒17 愛知県春日井市高座台２丁目２番地の２１０４号棟８０３号室 Aichi, 4870017, JP)

International Classes:

C22B9/05; B22D1/00; F27D3/16

Attorney, Agent or Firm:

SAEGUSA, Eiji et al. (Kitahama TNK Building, 1-7-1 Doshomachi, Chuo-ku, Osaka-sh, Osaka 45, 5410045, JP)

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