1
David S Hoover, Edwin N Givens: Process for coal liquefaction employing selective coal feed. International Coal Refining Company, Mark F Wachter, August 9, 1983: US04397732 (224 worldwide citation)

An improved coal liquefaction process is provided whereby coal conversion is improved and yields of pentane soluble liquefaction products are increased. In this process, selected feed coal is pulverized and slurried with a process derived solvent, passed through a preheater and one or more dissolver ...


2
Robert Giannini, Joseph L Parkinson, David S Hoover, Fred M Kimock, Leslie L Barkley, Stephen P Kowalchuk: Previewing system and method. Jarbridge, Crawford Maunu PLLC, Robert J Crawford, June 13, 2006: US07062454 (115 worldwide citation)

A method and system for previewing accessories prior to purchasing is disclosed. In one embodiment a first image of a portion of a person can be provided to an input device. Then, a second image including an image of an accessory is selected from an electronic database of accessory images. After obt ...


3
Miroslav Vichr, David S Hoover: Method for the manufacture of large single crystals. Air Products and Chemicals, Keith D Gourley, August 22, 1995: US05443032 (82 worldwide citation)

A method is disclosed for producing large single crystals. In one embodiment, a single crystal of electronic grade diamond is produced having a thickness of approximately 100-1000 microns and an area of substantially greater than 1 cm..sup.2. and having a high crystalline perfection which can be use ...


4
Miroslav Vichr, David S Hoover: Method for the growth of industrial crystals. Air Products and Chemicals, Keith D Gourley, March 25, 1997: US05614019 (32 worldwide citation)

A method is disclosed for producing large single crystals. According to the initial steps of this method, a plurality of single crystal wafers are crystallographically oriented to form a seed plate which is patterned. The patterned seed plate is selectively etched to expose the bare surface of the s ...


5
Edwin N Givens, David S Hoover: Removal of basic nitrogen compounds from hydrocarbon liquids. International Coal Refining Company, June 4, 1985: US04521299 (6 worldwide citation)

A method is provided for reducing the concentration of basic nitrogen compounds in hydrocarbonaceous feedstock fluids used in the refining industry by providing a solid particulate carbonaceous adsorbent/fuel material such as coal having active basic nitrogen complexing sites on the surface thereof ...


6
Frank Schweigharett, David S Hoover, Diwaker Garg: Time phased alternate blending of feed coals for liquefaction. International Coal Refining Company, May 21, 1985: US04518479 (6 worldwide citation)

The present invention is directed to a method for reducing process performance excursions during feed coal or process solvent changeover in a coal hydroliquefaction process by blending of feedstocks or solvents over time. ,


7
David S Hoover, Ronald R Petkie: CVD diamond enhanced microprocessor cooling system. Morgan Advanced Ceramics, Dean W Russell, Kristin M Crall, Kilpatrick Stockton, March 4, 2008: US07339791 (4 worldwide citation)

Cooling systems for microprocessors are addressed. Some systems may include a chemical vapor deposited (CVD) diamond heatspreader mounted to a base of a heat sink and to a microprocessor chip, while others may include a copper insert mounted within a depression of a heat sink, with the CVD diamond h ...


8
David S Hoover, Ronald R Petkie: CVD diamond enhanced microprocessor cooling system. John S Pratt Esq, Kilpatrick Stockton, June 3, 2004: US20040105237-A1

Cooling systems for microprocessors are addressed. Some systems may include a chemical vapor deposited (CVD) diamond heatspreader mounted to a base of a heat sink and to a microprocessor chip, while others may include a copper insert mounted within a depression of a heat sink, with the CVD diamond h ...



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