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Inventor: Jeffrey H. Harwell


Address: Norman, OK
No. of patents: 16
Last patent issue date: 07/21/2009

NumberTitleIssue Date
7563428Method of making carbon nanotubes
A method of producing a carbon nanotube product comprising a catalytic particle and single-walled carbon nanotubes deposited thereon. The catalytic particles preferably contain at least one metal from Group VIII, including for example Co, Ni, Ru, Rh, Pd, Ir, and Pt,...
07/21/2009
7198745Method for forming a fibers/composite material having an anisotropic structure
A method for forming fibers/composite material having an anisotropic structure, comprising the steps of mixing an effective amount of fibers with a matrix material to form a deformable mixture containing less than about 96 weight percent of the fibers to about parts...
04/03/2007
7094386Method of producing single-walled carbon nanotubes
A method of producing a carbon nanotube product comprising a catalytic particle and single-walled carbon nanotubes deposited thereon. The catalytic particles preferably contain at least one metal from Group VIII, including for example Co, Ni, Ru, Rh, Pd, Ir, and Pt,...
08/22/2006
6994907Carbon nanotube product comprising single-walled carbon nanotubes
A carbon nanotube product formed from a metallic catalytic particle and single-walled carbon nanotubes deposited thereon. The catalytic particles preferably contain at least one metal from Group VIII, including for example Co, Ni, Ru, Rh, Pd, Ir, and Pt, and at leas...
02/07/2006
6962892Metallic catalytic particle for producing single-walled carbon nanotubes
A metallic catalytic particle for producing single-walled carbon nanotubes. The catalytic particles contain at least one metal from Group VIII, including for example Co, Ni, Ru, Rh, Pd, Ir, and Pt, and at least one metal from Group VIb including for example Mo, W an...
11/08/2005
6524536Enhanced oxidation of air contaminants on an ultra-low density UV-accessible aerogel photocatalyst
A method of enhancing oxidation of air contaminants on an ultra-low density, UV light accessible aerogel photocatalyst is provided. The method includes the steps of providing a photocatalytic reactor system broadly comprising a photocatalytic reactor cell...
02/25/2003
6333016Method of producing carbon nanotubes
A method for producing carbon nanotubes by contacting a carbon containing gas with metallic catalytic particles. The catalytic particles contain at least one metal from Group VIII, including for example Co, Ni, Ru, Rh, Pd, Ir, and Pt, and at least one met...
12/25/2001
6299812Method for forming a fibers/composite material having an anisotropic structure
A method for forming fibers/composite material having an anisotropic structure, comprising the steps of mixing an effective amount of fibers with a matrix material to form a deformable mixture containing less than about 96 weight percent of the fibers to ...
10/09/2001
6241856Enhanced oxidation of air contaminants on an ultra-low density UV-accessible aerogel photocatalyst
A method of enhancing oxidation of air contaminants on an ultra-low density, UV light accessible aerogel photocatalyst is provided. The method includes the steps of providing a photocatalytic reactor system broadly comprising a photocatalytic reactor cell...
06/05/2001
6186938Surfactant enhanced intrinsic remediation for risk based site closure
Some ground water sites are capable of achieving risk-based closure without remedial efforts due to the soil's natural intrinsic remediation. However, in many cases this may not be possible due to the magnitude of the contamination. Surfactant enhanced in...
02/13/2001
6111154High energy density storage of methane in light hydrocarbon solutions
Method for storing methane in light hydrocarbons at moderate temperatures and pressures such that the resulting solution has a high energy density. The method includes combining methane at a 50 to 80 mole percent concentration with a light hydrocarbon, su...
08/29/2000
5900515High energy density storage of methane in light hydrocarbon solutions
Method for storing methane in light hydrocarbons at moderate temperatures and pressures such that the resulting solution has a high energy density. The method includes combining methane at a 50 to 80 mole percent concentration with a light hydrocarbon, su...
05/04/1999
5106691Producing polymeric films from a surfactant template
A method for producing polymeric films in which a substrate surface is contacted with a surfactant solution, comprising a liquid in which at least a first surfactant is dissolved, so that an interface is formed between the substrate surface and the surfac...
04/21/1992
4900627Producing polymeric films from a surfactant template
A method for producing polymeric films in which a substrate surface is contacted with a surfactant solution, comprising a liquid in which at least a first surfactant is dissolved, so that an itnerface is formed between the substrate surface and the surfac...
02/13/1990
4770906Producing polymeric films from a surfactant template
A method for producing polymeric films in which a substrate surface is contacted with a surfactant solution, comprising a liquid in which at least a first surfactant is dissolved, so that an interface is formed between the substrate surface and the surfac...
09/13/1988
4745976Method for selectively plugging the more permeable regions of an underground formation having non-uniform permeability
A method for selectively plugging the more permeable regions of an underground formation having non-uniform permeability wherein a first surfactant solution is injected into the formation in an amount effective to contact a substantial portion of the surf...
05/24/1988
 
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