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U.S. Department of Energy
Office of Scientific and Technical Information

Split-flow regeneration in absorptive air separation

Patent ·
OSTI ID:7152233
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. 4 figs.
Research Organization:
Air Products and Chemicals Inc
DOE Contract Number:
AC07-82CE40544;
Assignee:
Air Products and Chemicals, Inc., Allentown, PA (United States)
Patent Number(s):
A; US 4708860
Application Number:
PPN: US 6-947165
OSTI ID:
7152233
Country of Publication:
United States
Language:
English