1
Paul C Johnson, A Edwin Toombs: Improved liquefied natural gas fueled combined cycle power plant. Cabot Corporation, October 17, 1995: US05457951 (101 worldwide citation)

A process and system which improves the capacity and efficiency of a combined cycle power plant. A LNG supply system fuels the combined cycle plant. Gasified LNG in a combustor mixes with the air from the air compressor to provide the hot combustion gas for the gas turbine. The expanding LNG is used ...


2
Paul C Johnson, Arthur L Otermat, Charles C Chou: In situ decontamination of spills and landfills by focussed microwave/radio frequency heating and a closed-loop vapor flushing and vacuum recovery system. Shell Oil Company, December 31, 1991: US05076727 (97 worldwide citation)

Moist, warm, clean air from a vapor treatment system is injected into wells which are screened only at the contaminated depth forcing vapor flow only through the contaminated region. Intermediate the injection wells is an extraction well which is also screened only at the contaminated depth. A vacuu ...


3
Paul C Johnson, Edwin Toombs: Liquified natural gas (LNG) fueled combined cycle power plant and a (LNG) fueled gas turbine plant. Tractebel LNG North America, Kilyk & Bowersox PLLC, April 23, 2002: US06374591 (70 worldwide citation)

A process and system which improves the capacity and efficiency of a power plant. A LNG supply system fuels the plant. Gasified LNG in a combustor mixes with the air from an air compressor to provide the hot combustion gas for a gas turbine. The expanding LNG is used to chill a heat exchange fluid, ...


4
Paul C Johnson, David A Weingaertner, Lynton W R Dicks, Arthur L Otermat, Arnold R Marsden Jr: Enhanced deep soil vapor extraction process and apparatus for removing contaminants trapped in or below the water table. Shell Oil Company, December 21, 1993: US05271693 (50 worldwide citation)

An Enhanced Deep Soil Vapor Extraction Process and Apparatus utilizes heaters placed into the soil at least to the depth of contamination and a vapor/condensate extraction system that withdraws volatilized contaminant vapors from the subsurface and any condensate that collects in the extraction well ...


5
Paul C Johnson, James D Colthart, Arthur L Otermat, David A Weingaertner, Charles C Chou, Dallas L Byers, Stephen M Stearns, Arnold R Marsden Jr, George M Deeley: Soil decontamination. Shell Oil Company, May 19, 1992: US05114497 (50 worldwide citation)

An improved process for the remediation of soil contaminated by the presence therein of organic or semi-volatile inorganic contaminants which comprises (1) supplying thermal energy to the soil at one or more locations under the surface of the soil, (2) collecting the vapors resulting from contaminan ...


6
Paul C Johnson, David A Weingaertner: In-situ thermal desorption of contaminated surface soil. Shell Oil Company, March 16, 1993: US05193934 (49 worldwide citation)

An in-situ thermal desorption system utilizes perforated or slotted pipe buried in the soil below the depth of contamination in the soil. The surface of the soil is covered with a layer of permeable insulation (to conserve heat and to provide a gas migration path on top of the soil) and a layer of i ...


7
Paul C Johnson: In-situ soil heating press/vapor extraction system. Shell Oil Company, September 14, 1993: US05244310 (34 worldwide citation)

An in-situ soil heating/treatment system consists of a frame to which are attached a plurality of heater spikes and a plurality of tubular, perforated vapor extraction spikes. An insulated shield covers the frame and internal components. The spikes, which are 1-2 feet in length, are driven into the ...


8
Arnold R Marsden Jr, Arthur L Otermat, David A Weingaertner, Paul C Johnson, Lynton W R Dicks, Harvey B Wilde: Heater blanket for in-situ soil heating. Shell Oil Company, June 22, 1993: US05221827 (31 worldwide citation)

A soil heater assembly (SHA) utilizes for example, two or more, 5 ft by 10 ft heating sections rigidly bolted together. Each section contains three NICHROME heating elements encased in ceramic beads which are floatingly pinned to a 4-inch thick ceramic fiber insulation encased in NEXTEL cloth. The h ...


9
Paul C Johnson: Golf clubs with integral alignment indicia. Outdoor Technologies Group, Lance G Johnson, October 27, 1992: US05158297 (24 worldwide citation)

Golf clubs are disclosed that exhibit at least one marking indicia on the surface of the shaft and extending along at least one of the lateral sides of the shaft. The marking indicia is preferably a series of lines that are parallel to the edge of the shaft and separated by a distance sufficient to ...


10
Paul C Johnson, David A Weingaertner: In-situ soil decontamination process with sub-surface vapor recovery. Shell Oil Company, December 8, 1992: US05169263 (24 worldwide citation)

An improved in-situ soil decontamination heating process utilizes a submerged vapor recovery system comprising perforated or slotted pipes buried in the contaminated soil or below the depth of contamination. The pipes may be buried in a manifold arrangement and may contain thermocouples to monitor t ...