BR0204468A - Matéria prima refratária, processo para a produção da mesma e refratários empregando a mesma - Google Patents

Matéria prima refratária, processo para a produção da mesma e refratários empregando a mesma

Info

Publication number
BR0204468A
BR0204468A BR0204468-4A BR0204468A BR0204468A BR 0204468 A BR0204468 A BR 0204468A BR 0204468 A BR0204468 A BR 0204468A BR 0204468 A BR0204468 A BR 0204468A
Authority
BR
Brazil
Prior art keywords
refractory
raw material
carbon black
refractories
grains
Prior art date
Application number
BR0204468-4A
Other languages
English (en)
Other versions
BR0204468B1 (pt
Inventor
Shigeyuki Takanaga
Tsunemi Ochiai
Original Assignee
Kyushu Refractories
Tsunemi Ochiai
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2001065369A external-priority patent/JP4227734B2/ja
Priority claimed from JP2001118216A external-priority patent/JP3971899B2/ja
Application filed by Kyushu Refractories, Tsunemi Ochiai filed Critical Kyushu Refractories
Publication of BR0204468A publication Critical patent/BR0204468A/pt
Publication of BR0204468B1 publication Critical patent/BR0204468B1/pt

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  • Compositions Of Oxide Ceramics (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
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  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Secondary Cells (AREA)

Abstract

"MATERIA PRIMA REFRATáRIA, PROCESSO PARA A PRODUçãO DA MESMA E REFRATáRIOS EMPREGANDO A MESMA". Refratários obtidos pela moldagem de uma composição de matéria prima refratária contendo um matéria prima refratária incluindo grão de grafite que tem um tamanho médio de grão de 500 nm ou menos ou um matéria prima refratária que inclui grãos de grafite obtidos pela grafitização de negro de carbono e uma carga refratária. Ou refratários contendo grãos carbonáceos (A) selecionados de negro de carbono ou grãos de grafite obtidos pela grafitização de negro de carbono e tendo uma absorção de DBP (x) de 80 ml/100 g ou mais, grãos carbonáceos (B) selecionados do negro de carbono e grãos de grafite obtidos por grafitização de negro de carbono e tendo uma absorção de DBP (x) inferior a 80 ml/100 g, e uma carga refratária. São assim propostos refratários de excelente resistência a corrosão, resistência a oxidação e resistência a choque térmico, especialmente refratários contendo carbono com um teor baixo de carbono.
BRPI0204468-4A 2001-03-08 2002-03-06 refratário. BR0204468B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2001065369A JP4227734B2 (ja) 2001-03-08 2001-03-08 耐火物原料、耐火物原料組成物、耐火物、及びそれらに使用可能なグラファイト粒子の製造方法
JP2001118216A JP3971899B2 (ja) 2001-04-17 2001-04-17 耐火物原料組成物、その製造方法及びそれを成形してなる耐火物
PCT/JP2002/002086 WO2002072476A1 (fr) 2001-03-08 2002-03-06 Matiere refractaire, procede de production correspondant et refractaire utilisant cette matiere

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BR0204468A true BR0204468A (pt) 2003-04-01
BR0204468B1 BR0204468B1 (pt) 2011-05-17

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BRPI0204468-4A BR0204468B1 (pt) 2001-03-08 2002-03-06 refratário.

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EP (1) EP1375430B1 (pt)
KR (1) KR100914788B1 (pt)
CN (1) CN1262516C (pt)
AT (1) ATE364578T1 (pt)
BR (1) BR0204468B1 (pt)
DE (1) DE60220656T2 (pt)
RU (1) RU2294945C2 (pt)
WO (1) WO2002072476A1 (pt)

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WO2002072476A1 (fr) 2002-09-19
CN1262516C (zh) 2006-07-05
US20040106509A1 (en) 2004-06-03
KR100914788B1 (ko) 2009-09-02
RU2003129806A (ru) 2005-04-10
EP1375430A1 (en) 2004-01-02
BR0204468B1 (pt) 2011-05-17
US7060642B2 (en) 2006-06-13
DE60220656D1 (de) 2007-07-26
EP1375430A4 (en) 2005-04-20
RU2294945C2 (ru) 2007-03-10
ATE364578T1 (de) 2007-07-15
KR20030004386A (ko) 2003-01-14
CN1461284A (zh) 2003-12-10
DE60220656T2 (de) 2008-02-21
EP1375430B1 (en) 2007-06-13

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