With External Supply Or Removal Of Heat Patents (Class 261/127)
- Gas exposed liquid body or sheet contacting heat exchanger (Class 261/153)
- Porous type gas-liquid contactor exposed to heat exchanger (Class 261/154)
- Contact fluid passage surrounds external fluid flow passage (Class 261/155)
- Fins or deflectors in contact fluid passage of heat exchanger (Class 261/156)
- With heat exchange means for feed fluid (Class 261/157)