Title:
PRECAST-BLOCK REFRACTORY FOR COKE OVEN
Document Type and Number:
WIPO Patent Application WO/2017/146254
Kind Code:
A1
Abstract:
The present invention provides a precast-block refractory for coke ovens which has high hot strength and which underdoes stable expansion/contraction motion under a load at high temperature. That is, the present invention pertains to a siliceous precast-block refractory for coke ovens which is characterized by containing 0.3-2 mass% of a P2O5 component.
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Inventors:
TERASHIMA HIDETOSHI (JP)
TSUTSUI YASUSHI (JP)
TAKEMOTO HIRONAO (JP)
MATSUI TAIJIROU (JP)
MATSUNAGA TAKASHI (JP)
KITAZAWA YUTAKA (JP)
TSUTSUI YASUSHI (JP)
TAKEMOTO HIRONAO (JP)
MATSUI TAIJIROU (JP)
MATSUNAGA TAKASHI (JP)
KITAZAWA YUTAKA (JP)
Application Number:
PCT/JP2017/007453
Publication Date:
August 31, 2017
Filing Date:
February 27, 2017
Export Citation:
Assignee:
NIPPON STEEL & SUMITOMO METAL CORP (JP)
KROSAKIHARIMA CORP (JP)
KROSAKIHARIMA CORP (JP)
International Classes:
C10B29/02; C04B35/66
Foreign References:
| JP2013234092A | 2013-11-21 | |||
| JP2013189322A | 2013-09-26 | |||
| JPS5855368A | 1983-04-01 | |||
| JPS5026810A | 1975-03-19 | |||
| JPS5678476A | 1981-06-27 | |||
| JP2013189322A | 2013-09-26 |
Other References:
See also references of EP 3421571A4
Attorney, Agent or Firm:
EIWA PATENT FIRM (JP)
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