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Monte K Drost, Robert S Wegeng, Michele Friedrich, William T Hanna, Charles J Call, Dean E Kurath: Microcomponent assembly for efficient contacting of fluid. Battelle Memorial Institute, Paul W Zimmerman, October 3, 2000: US06126723 (145 worldwide citation)

The present invention is a fundamental method and apparatus of a microcomponent assembly that overcomes the inherent limitations of state of the art chemical separations. The fundamental element enabling miniaturization is the porous contactor contained within a microcomponent assembly for mass tran ...


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David A Ball, William T Hanna, William H Wilkinson: Absorption refrigeration and heat pump system. Gas Research Institute, Robert B Watkins, May 26, 1987: US04667485 (18 worldwide citation)

An absorption refrigeration/heat pump system of the four chamber multiple subsystem type in which an absorption power module is employed having a desorber, condenser, and second desorber combined for more effective heat transfer and thermal efficiency.


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William H Wilkinson, William T Hanna: Process and system for boosting the temperature of sensible waste heat sources. Battelle Development, Biebel French & Nauman, June 8, 1982: US04333515 (13 worldwide citation)

Sensible waste heat from industrial or other sources is boosted to useful temperature levels by combining at least one Rankine vapor generation cycle with at least one solution heat pump cycle. Waste heat is first utilized to boil off refrigerant in the Rankine cycle evaporator to provide a source o ...


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William H Wilkinson, William T Hanna: Open cycle thermal boosting system. Battelle Development Corporation, Biebel French & Nauman, July 6, 1982: US04338268 (9 worldwide citation)

Countercurrent flow absorber and desorber devices are provided for use in absorption cycle refrigeration systems and thermal boosting systems. The devices have increased residence time and surface area resulting in improved heat and mass transfer characteristics. The apparatuses may be incorporated ...


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William T Hanna, Joseph G Murray, Rodney L Osborne, John H Faught: Method and apparatus for recovering and purging refrigerant. Emerson Electric Company, Vickers Daniels & Young, December 10, 1996: US05582019 (9 worldwide citation)

Apparatus for recovering refrigerant from a refrigeration system having a high pressure liquid side and a low pressure vapor side comprises a storage receptacle for receiving recovered refrigerant, a liquid flow circuit for recovering liquid from the high pressure side of the system, a vapor flow ci ...


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William T Hanna: Valving arrangement and solution flow control for generator absorber heat exchanger (GAX) heat pump. Gas Research Institute, Dick and Harris, October 10, 1995: US05456086 (4 worldwide citation)

A generator absorber heat exchanger (GAX) heat pump, such as may be used for heating and cooling an inhabited space, having a valving arrangement for converting from a GAX cycle operation to a liquid heat exchanger (LHE) cycle operation when the ambient temperature drops below a predetermined ambien ...


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Robert R Boyd, B Matt Bartilson, William T Hanna, Lynn Faulkner, Thomas D Haubert, C Michael Gegenheimer, Holly A Stein, Jean E Schelhorn, James B Gleeson, Mary Hoffman Pancake, Brian C Kelley, Roger W Smith, Kevin M Taylor, Dov S Rosenberg, Wayne L Poll: Articulated elements and methods for use. Battelle Memorial Institute, Richard M Klein, Fay Sharpe, March 13, 2012: US08133241 (3 worldwide citation)

The present invention relates to a one-step fastening device, a process for creating a fastener utilizing such a device, and the end fastener produced thereby. In this regard, the invention uses an outer, hollow fastener material that can be partially compressed under tension at designated areas (i. ...


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Timothy J Sullivan, William T Hanna, Donald Anson, David A Ball: Heat energy utilization system. Killworth Gottman Hagan & Schaeff, February 5, 2004: US20040020206-A1

A power generation system includes a prime mover subsystem and a Rankine-cycle heat energy utilization subsystem. The waste heat stream from the prime mover subsystem provides sufficient thermal content to power the heat energy utilization subsystem. The heat energy utilization subsystem can include ...


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Jan B Yates, William T Hanna, Donald Anson: Organic rankine cycle micro combined heat and power system. Killworth Gottman Hagan & Schaeff, November 20, 2003: US20030213245-A1

A micro combined heat and power system includes at least a heat source, an expander, a condenser, a pump, recuperator and conduit for circulating a working fluid. After the working fluid is expanded, its thermodynamic properties allow it to remain in a superheated state so that it selectively can gi ...