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Patents Grants
last 30 patents
Information
Patent Grant
High-pressure conveyor for powdery and granular materials
Patent number
4,502,820
Issue date
Mar 5, 1985
Denka Engineering Kabushiki Kaisha
Shuzo Fujii
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Constant discharge device in a conveyor for powdery and granular ma...
Patent number
4,502,819
Issue date
Mar 5, 1985
Denka Engineering Kabushiki Kaisha
Shuzo Fujii
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
System for transporting plastics articles
Patent number
4,449,861
Issue date
May 22, 1984
Q.P. Corporation
Hisatoshi Saito
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Apparatus for distributing gas-laden refining powdered-particles in...
Patent number
4,406,443
Issue date
Sep 27, 1983
Denka Engineering Kabushiki Kaisha
Takashi Moriyama
C21 - METALLURGY OF IRON