Apparatus for preparing pure carbon dioxide (CO 2 ) from a...

Details Apparatus for preparing pure carbon dioxide (CO 2 ) from a... Apparatus for preparing pure carbon dioxide (CO 2 ) from a...

2007-02-06

2007-02-06

Hopkins, Robert (Department: 1724)

Gas separation

Plural serial basically diverse separating media

C055S467000, C096S142000, C096S306000, C096S355000

Reexamination Certificate

active

10485546

ABSTRACT:
The invention relates to an apparatus for preparing pure carbon dioxide (CO2) from a gaseous CO2containing product, which apparatus comprises a processing line which comprises at least an inlet for the gaseous product, means for removing water-soluble impurities from the product, compression means for compressing and pressurising the product, cleaning means for removing further impurities from the product, as well as storage means for collecting and storing the purified CO2, which elements are interconnected by means of suitable piping. According to the invention, the compression means comprise at least one screw compressor so as to provide an apparatus for preparing pure carbon dioxide from a gaseous CO2containing product which has a higher efficiency, which is of simpler, cheaper construction and which is easy to maintain.

REFERENCES:
patent: 4968231 (1990-11-01), Zimmern et al.
patent: 6085549 (2000-07-01), Daus et al.
patent: 0 194 795 (1986-09-01), None
patent: 0 646 756 (1995-04-01), None
patent: 0 964 215 (1999-12-01), None
Patent Abstracts of Japan, vol. 1999, No. 5, May 31, 1999, Abstract only.

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