Title:
溶融アルミナ/ジルコニア粒子の混合物
Document Type and Number:
Japanese Patent JP4901728
Kind Code:
B2
Abstract:
The mixture of molten alumina-zircon grains has the following chemical composition in percentage by weight to give 100%: 40-45.5% ZrO+HfO2; 46-58% Al2O3; 0-10% additive; <0.8% SIO2 and <1,2% impurities. The mixture is characterised in that the degree of impurity-containing grains is less than 2% and the nodule concentration measured on the section of any grain of the mixture is greater than 500 nodules per mm2 in at least 50% of cases.
Inventors:
Samuel Marlan
Application Number:
JP2007517364A
Publication Date:
March 21, 2012
Filing Date:
June 23, 2005
Export Citation:
Assignee:
Saint-Goven Center de Recherche et Des Europes
International Classes:
C01F7/02; B24D3/00; C01G25/00; C04B35/01; C04B35/109; C04B35/484; C09K3/14
Domestic Patent References:
| JP51072927A | ||||
| JP2002531641A |
Foreign References:
| US3181939 | ||||
| US3891408 | ||||
| US3993119 | ||||
| US4035162 | ||||
| US4216429 | ||||
| US4457767 | ||||
| US5567214 |
Attorney, Agent or Firm:
Masatake Shiga
Takashi Watanabe
Yasuhiko Murayama
Shinya Mitsuhiro
Takashi Watanabe
Yasuhiko Murayama
Shinya Mitsuhiro