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Title: Split-flow regeneration in absorptive air separation

Patent ·
OSTI ID:866433

A chemical absorptive separation of air in multiple stage of absorption and desorption is performed with partial recycle of absorbent between stages of desorption necessary to match equilibrium conditions in the various stages of absorption. This allows reduced absorbent flow, reduced energy demand and reduced capital costs.

Research Organization:
Air Products and Chemicals Inc
DOE Contract Number:
AC07-82CE40544
Assignee:
Air Products and Chemicals, Inc. (Allentown, PA)
Patent Number(s):
US 4708860
OSTI ID:
866433
Country of Publication:
United States
Language:
English