Steam generating slurry gasifier for the catalytic gasification of a carbonaceous feedstock

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United States of America Patent

PATENT NO 9234149
APP PUB NO 20150175914A1
SERIAL NO

14637578

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Abstract

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Steam generating gasification reactors for providing high-pressure and high-temperature steam for catalytic gasification of a carbonaceous feedstock can be based on oxygen blown gasification reactors adapted for processing a slurry feedstock comprising at least 40% water. The exhaust from the slurry gasifier comprises at least steam, carbon monoxide and hydrogen. The slurry composition and the oxygen to fuel ratio can be varied to control the ratio of carbonaceous gases in the generator exhaust. By directing substantially all of exhaust gases produced from the slurry gasification reactor through the catalytic gasifier and subsequent gas separation and sequestration processes, a greatly higher energy efficiency and decreased carbon footprint can be realized. The subsequent gas separation process produces a syngas stream which is recycled and directed into the slurry gasifier.

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Patent Owner(s)

Patent OwnerAddress
SURE CHAMPION INVESTMENT LIMITED3RD FLOOR J & C BUILDING P O BOX 933 ROAD TOWN TORTOLA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lau, Francis S Darien, US 16 655
Robinson, Earl T Lakeland, US 44 2083

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