Method and apparatus for treatment of metallurgical slag and...

Specialized metallurgical processes – compositions for use therei – Processes – Producing or treating free metal

Reexamination Certificate

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C241S018000, C241S023000

Reexamination Certificate

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10416559

ABSTRACT:
A substantially dry and dust free method of recovering ladle slag is allowing hot ladle slag to cool to powder form in a controlled environment and collecting the powder in a receiver therefor. A vessel having a chamber containing in an upper portion a screen through which ladle slag can pass into a receiver below and means for cooling the slag in the vessel are provided.

REFERENCES:
patent: 2971703 (1961-02-01), Rath
patent: 4009023 (1977-02-01), Oberg et al.
patent: 4046323 (1977-09-01), McKerrow et al.
patent: 6015448 (2000-01-01), Kaiser et al.
patent: 6189818 (2001-02-01), Kunz et al.
patent: 6196479 (2001-03-01), Edlinger
patent: 195 19 284 (1996-08-01), None
patent: 327 732 (1930-04-01), None
patent: 62-292256 (1987-12-01), None
patent: 8053705 (1996-02-01), None
English abstract of JP 62-292256.
International Search Report of PCT/BG 00/04332 mailed Jul. 13, 2001.
Patent Abstracts of Japan, vol. 007, No. 118 (C-167), May 21, 1983 & JP 58 039715 A (Sumitomo Kinzoku Kogyo KK), Mar. 8, 1983 abstract.
Patent Abstracts of Japan vol. 010, No. 318 (C-381), Oct. 29, 1986 & JP 61 127787 A (Ishikawajima Harima Heavy Ind Co Ltd), Jun. 16, 1986 abstract.
Database WPI Section Ch, Week 198219, Derwent Publications Ltd., London, GB; AN 1982-38109E XP002170861 & JP 57 055390 A (Nippon Steel Corp), Apr. 2, 1982 abstract.
International Search Report of PCT/BG 00/04332 mailed Jul. 13, 2001.
Patent Abstracts of Japan, vol. 007, No. 118 (C-167), May 21, 1983 & JP 58 039715 A (Sumitomo Kinzoku Kogyo KK), Mar. 8, 1983 abstract.
Patent Abstracts of Japan vol. 010, No. 318 (C-381), Oct. 29, 1986 & JP 61 127787 A (Ishikawajima Harima Heavy Ind Co Ltd), Jun. 16, 1986 abstract.
Database WPI Section Ch, Week 198219, Derwent Publications Ltd., London, GB; AN 1982-38109E XP002170861 & JP 57 055390 A (Nippon Steel Corp), Apr. 2, 1982 abstract.

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