Turbulence unit
Turndown indicator for rotary regenerative heat exchanger
Two piece mounting bracket for heat exchanger
Two step porous boiling surface formation
Two-pass in-tank heat exchanger
Two-piece header
Two-stage gas condenser with feedback cooling
U-bar fill
Ultrahigh velocity water cooling
Undulated heat exchanger fin
Uni-directional fin-and-tube heat exchanger
Unilateral heat transfer apparatus
Unit construction plate-fin heat exchanger
Unitary body quadrilateral header for heat exchanger
Unitary heat exchanger for the air-to-air transfer of water...
Unrestrained rotor
Vacuum chambered heat exchanger
Vacuum cleaning apparatus and cleaning method thereof
Vacuum cleaning system for boilers
Vacuum condensation device