Uncooled protective slag discharge tube

Gas: heating and illuminating – Apparatus for converting or treating hydrocarbon gas

Reexamination Certificate

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Details

C048S067000, C048S202000, C048S203000, C048S087000, C048S061000, C048S128000, C048S069000, C165S119000, C165S157000, C122S470000, C122S00700A

Reexamination Certificate

active

08002855

ABSTRACT:
A reactor is proposed for entrained flow gasification for operation with pulverized or liquid fuels, with an externally cooled draft tube protecting the slag discharge outlet. An outlet of the draft tube remains above a water line of a sump of the reactor and is formed from Molybdenum, an alloy featuring molybdenum, Tantalum or an alloy featuring Tantalum.

REFERENCES:
patent: 3341370 (1967-09-01), Bradley et al.
patent: 3640704 (1972-02-01), Robertshaw et al.
patent: 4801330 (1989-01-01), Bose et al.
patent: 4808197 (1989-02-01), Ayers
patent: 2007/0051044 (2007-03-01), Holle et al.

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