Inventors:
Leslie R. Flink - New Brighton MN
Bryce J. Fox - Shoreview MN
Mary K. Witzel - Minneapolis MN
Assignee:
Minnesota Mining and Manufacturing Company - St. Paul MN
International Classification:
F26B 304
Abstract:
Vapor recovery system comprising vapor source, vapor concentrating system and refrigeration condensation system. Method comprises accumulating condensable vapor in vapor accumulator, and subsequently removing vapor from accumulator using carrier gas to provide concentrated carrier gas stream. Vapor in carrier gas is condensed by refrigeration condensation means.