1
Robert W Meyerhoff, Richard C Hill: Novel wear-resistant laser-engraved ceramic or metallic carbide surfaces for friction rolls for working elongate members, method for producing same and method for working elongate members using the novel friction roll. Union Carbide Corporation, James L Sonntag, January 3, 1989: US04794680 (44 worldwide citation)

The invention is to friction rolls for working elongate members, e.g., webs or strands, such as crimper rolls, draw rolls, yarn package drive rolls comprising a roll having a generally cylindrical external surface and a ceramic, e.g., alumina, mixtures of alumina and titania, chromia, zirconia, or m ...


2
Richard C Hill, Roger J Hancox: Cattle stunning gun. Kokjer Kircher Bradley Wharton Bowman & Johnson, December 2, 1986: US04625442 (15 worldwide citation)

A stunning gun in which a captive bolt is extended by an explosive cartridge detonated by a trigger controlled firing pin. The trigger is a push button device having a rounded surface and a shape and construction to avoid catching the finger of the gun operator. A piston on the trailing end of the b ...


3
Richard C Hill: Vertical feed stick wood fuel burning furnace system. Board of Trustees of the University of Maine, Daniel H Kane Jr, January 12, 1982: US04309965 (12 worldwide citation)

A stove or furnace for efficient combustion of wood fuel includes a vertical feed combustion chamber (15) for receiving and supporting wood fuel in a vertical attitude or stack. A major upper portion of the combustion chamber column comprises a water jacket (14) for coupling to a source of water or ...


4
Richard C Hill, James C LaBrecque: Two compartment refrigerator. University of Maine System, Henry D Pahl Jr, September 5, 1989: US04862707 (6 worldwide citation)

The refrigeration system disclosed herein provides separate chilling and freezing compartments and operates in alternate phases. In the first phase, an evaporator which controls chilling compartment temperature also absorbs heat from a thermal mass through the change of phase of a liquid to a solid. ...


5
Richard C Hill: Vertical feed stick wood fuel burning furnace system. Board of Trustees of the University of Maine, Daniel H Kane Jr, September 25, 1984: US04473351 (5 worldwide citation)

A new and improved stove or furnace for efficient combustion of wood fuel including a vertical feed combustion chamber for receiving and supporting wood fuel in a vertical attitude or stack, a major upper portion of the combustion chamber column comprising a water jacket for coupling to a source of ...


6
Richard C Hill, Richard Kasper, David J Radley, Arthur R Pete: Wood fired quick recovery water heater. Board of Trustees of the University of Maine, Daniel H Kane Jr, April 22, 1986: US04583495 (5 worldwide citation)

A wood-type solid fuel fired water heater of modular construction includes a radiation heat transfer section or module in the form of a first annular or cylindrical side wall of refractory material. A water circulating first coil is embedded in the inner surface of the first annular side wall or cyl ...


7
Richard C Hill, Mark R Daniele: Solid fuel hot water heater. The Board of Trustees of the University of Maine, Daniel H Kane Jr, November 8, 1983: US04413571 (4 worldwide citation)

A solid fuel burning hot water heater is described having a primary combustion chamber with a refractory material base portion which forms the locus of combustion. A water jacket defines an upright portion over the refractory base portion for receiving a charge of fuel in a generally vertical stack. ...


8
Richard C Hill: Sector control wood-type fuel burning furnace. Board of Trustees of the University of Maine, Daniel H Kane Jr, January 4, 1983: US04366805

A wood furnace permits controlled combustion of sectors or segments of wood-type fuels for a high turn down ratio. The primary combustion chamber comprises a refractory base portion for high temperature combustion and an upper portion with a water jacket in heat exchange relationship with the upper ...


9
Kevin Gatherar, Richard C Hill, Julien Hillman, James E McIntosh: Method of improving flowability of adipic acid. Invista North America R L, November 29, 2011: US08066911

A method of improving flowability of adipic acid includes adding to the adipic acid at a relatively low temperature a flowability improving agent, such as an acyclic saturated monobasic acid containing 10 to 22 carbon atoms or an acyclic saturated dibasic acid containing 10 to 14 carbon atoms.


10
Richard C Hill, Robert W Meyerhoff: Textile rolls having tungsten carbide coating that has been laser treated. Union Carbide, LU XINHUA, July 22, 1987: CN86108779

Friction rolls for working elongate members, e.g., webs or strands, such as crimper rolls, draw rolls, yarn package drive rolls comprising a roll having a generally cylindrical external surface and a ceramic, e.g., alumina, mixtures of alumina and titania, chromia, zirconia, or metallic carbide, e.g ...