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Home › Catalyst method and apparatus for an on-stream particle replacement system for countercurrent contact of a gas and liquid feed stream with a packed bed

Catalyst method and apparatus for an on-stream particle replacement system for countercurrent contact of a gas and liquid feed stream with a packed bed

US Patent 5599440 · Granted Feb 4, 1997

Estimated economic value: $47,063,000 ⓘ

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