Liquid heaters and vaporizers – Subsidiary
Reexamination Certificate
2005-01-11
2005-01-11
Wilson, Gregory (Department: 3749)
Liquid heaters and vaporizers
Subsidiary
C122S483000, C122S487000
Reexamination Certificate
active
06840199
ABSTRACT:
A process for heating steam, in which steam is obtained by indirect heat exchange between liquid water and a hot gas; (b) the steam obtained in step (a) is heated by indirect heat exchange with the partly cooled hot gas obtained in step (a); and (c) additional water is added to the steam obtained in step (a) prior to or during heating the steam in step (b).
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De Graaf Johannes Didericus
Van Dongen Franciscus Gerardus
Shell Oil Company
Stewart Charles W.
Wilson Gregory
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