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Kitakyushu, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Apparatus for applying material against the wall of a molten metal...
Patent number
5,415,692
Issue date
May 16, 1995
Kurosaki Refractories Co., Ltd.
Masayuki Fujita
C21 - METALLURGY OF IRON
Information
Patent Grant
Projection molten impeller for concave section used in apparatus
Patent number
5,259,880
Issue date
Nov 9, 1993
Kurosaki Refractories Co., Ltd.
Masayuki Fujita
C21 - METALLURGY OF IRON
Information
Patent Grant
Ceramic coating bonded to iron member
Patent number
5,167,988
Issue date
Dec 1, 1992
Hitachi Metals, Ltd.
Mitsuru Yano
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Apparatus for continuously measuring temperature of molten metal an...
Patent number
4,984,904
Issue date
Jan 15, 1991
Kawaso Electric Industrial Co., Ltd.
Masao Nakano
G01 - MEASURING TESTING
Information
Patent Grant
High-durability plate brick for sliding gate nozzle apparatus
Patent number
4,954,535
Issue date
Sep 4, 1990
Kurosaki Refractories Co., Ltd.
Tsutomu Harada
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Sliding gate nozzle for special steel
Patent number
4,917,276
Issue date
Apr 17, 1990
Kurosaki Refractories Co., Ltd.
Hiroshi Shikano
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Process of making a casting nozzle
Patent number
4,867,932
Issue date
Sep 19, 1989
Kurosaki Refractories Co., Ltd.
Haruyoshi Kimura
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Lightweight heat-insulating tundish coating material
Patent number
4,839,317
Issue date
Jun 13, 1989
Kurosaki Refractories Co., Ltd.
Yoshihiko Uchida
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method for bonding ceramics
Patent number
4,832,771
Issue date
May 23, 1989
Kurosaki Refractories Co., Ltd.
Takashi Hamamatu
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method for producing high-density silicon nitride sintered product
Patent number
4,832,888
Issue date
May 23, 1989
Kurosaki Refractories Co., Ltd.
Nobuhiro Sato
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Casting nozzle
Patent number
4,779,775
Issue date
Oct 25, 1988
Kurosaki Refractories Co., Ltd.
Haruyoshi Kimura
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Process for producing refractory plate for sliding nozzle
Patent number
4,775,504
Issue date
Oct 4, 1988
Kurosaki Refractories Co., Ltd.
Hiroshi Shikano
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Process for producing silicon carbide sintered product
Patent number
4,737,327
Issue date
Apr 12, 1988
Kurosaki Refractories Co., Ltd.
Tokuaki Hatta
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Erosion-resistant silicon carbide composite sintered materials
Patent number
4,735,923
Issue date
Apr 5, 1988
Kurosaki Refractories Co., Ltd.
Jun Sugawara
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Apparatus for compressively holding casting nozzles
Patent number
4,693,401
Issue date
Sep 15, 1987
Kurosaki Refractories Co., Ltd.
Takahiro Nishimura
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method for application of refractory spray material
Patent number
4,683,151
Issue date
Jul 28, 1987
Kurosaki Refractories Co., Ltd.
Setsunori Hamaguchi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Manufacturing method of a ceramics body having through holes
Patent number
4,664,858
Issue date
May 12, 1987
Kurosaki Refractories Co., Ltd.
Tomoyuki Kido
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Sliding nozzle apparatus
Patent number
4,660,749
Issue date
Apr 28, 1987
Kurosaki Refractories Co., Ltd.
Nobuyuki Yokoi
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method for producing silicon nitride sintered body of complex shape
Patent number
4,572,828
Issue date
Feb 25, 1986
Kurosaki Refractories Co., Ltd.
Nobuhiro Sato
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method for producing ceramic sintered body of a Si.sub.3 N.sub.4 -S...
Patent number
4,572,902
Issue date
Feb 25, 1986
Kurosaki Refractories Co., Ltd.
Taiji Matano
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Lining apparatus provided with a foldable spray pipe
Patent number
4,570,909
Issue date
Feb 18, 1986
Sumitomo Metal Industries, Ltd.
Nobuyoshi Hiroki
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of manufacturing a casting nozzle brick
Patent number
4,564,493
Issue date
Jan 14, 1986
Kurosaki Refractories Co., Ltd.
Tsuneo Shintani
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Graphite-containing refractories
Patent number
4,539,301
Issue date
Sep 3, 1985
Kurosaki Refractories Co., Ltd.
Toshiaki Kaneko
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method for preventing the inclusion of slag into the molten steel t...
Patent number
4,478,392
Issue date
Oct 23, 1984
Nisshin Steel Co., Ltd.
Koichiro Fuzii
C21 - METALLURGY OF IRON
Information
Patent Grant
Hydraulic heat-resisting material and premold product made of such...
Patent number
4,472,201
Issue date
Sep 18, 1984
Kurosaki Refractories Co., Ltd.
Yoshiyuki Ochi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Refractories with flaky .beta.-silicon carbide
Patent number
4,467,042
Issue date
Aug 21, 1984
Kurosaki Refractories Co., Ltd.
Tokuaki Hatta
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method of making flaky .beta.-SiC
Patent number
4,465,647
Issue date
Aug 14, 1984
Kurosaki Refractories Co., Ltd.
Tokuaki Hatta
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method and apparatus for preventing the inclusion of slag into the...
Patent number
4,431,169
Issue date
Feb 14, 1984
Nisshin Steel Co., Ltd.
Koichiro Fuzii
C21 - METALLURGY OF IRON
Information
Patent Grant
Flaky .beta.-silicon carbide and ceramics having laminar structure...
Patent number
4,387,080
Issue date
Jun 7, 1983
Kurosaki Refractories Co., Ltd.
Tokuaki Hatta
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Organometallic polymer and process for production thereof
Patent number
4,358,576
Issue date
Nov 9, 1982
Kurosaki Refractories, Co., Ltd.
Seishi Yajima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73385421 - CARDIC
Serial number
73385421
Registration number
1283346
Filing date
Sep 14, 1982
Kurosaki Refractories Co., Ltd.
19 - Building materials (non-metallic)