KERR-MCGEE CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 492
 
  
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 2100
 
  
 
C01G COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F 138
 
  
 
E02B HYDRAULIC ENGINEERING 117
 
  
 
F27B FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS123
 
  
 
H01B CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING, OR DIELECTRIC PROPERTIES 173

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5777001 Graft polymerized metal oxide compositions and methodsAug 04, 97Jul 07, 98[C08K]
5573744 Method for enhancing production of titanium dioxideFeb 17, 95Nov 12, 96[C01G]
5571855 Attenuation of polymer substrate degradation due to ultraviolet radiationMay 26, 95Nov 05, 96[H01B, C08K]
5391077 Drum ovenDec 23, 93Feb 21, 95[F27B]
5380130 Preinstalled adjustable conductor guideSep 20, 93Jan 10, 95[E02B]
5178218 Method of sand consolidation with resinJun 19, 91Jan 12, 93[E21B]
5154230 Method of repairing a wellbore liner for sand controlDec 17, 91Oct 13, 92[E21B]
5145013 Sand control with resin and explosiveJan 24, 92Sep 08, 92[E21B]
5131472 Overbalance perforating and stimulation method for wellsMay 13, 91Jul 21, 92[E21B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6296060 Methods and systems for producing off-shore deep-water wellsExpiredJan 10, 00Oct 02, 01[C07C, E21B]
6004519 Aluminum promoted hydrogenation of alkylation sludge for aluminum chloride recoveryExpiredJan 02, 97Dec 21, 99[C01F]
5733365 Process for preparing an improved low-dusting, free-flowing pigmentExpiredFeb 18, 97Mar 31, 98[C09C]
5651864 Method for particle synthesis and recoveryExpiredFeb 27, 96Jul 29, 97[C01G]
5605773 Lithium manganese oxide compound and method of preparationExpiredDec 06, 95Feb 25, 97[H01M]
5597515 Conductive, powdered fluorine-doped titanium dioxide and method of preparationExpiredSep 27, 95Jan 28, 97[H01B]
5597664 Lithium manganese oxide compound and method of preparationExpiredSep 07, 95Jan 28, 97[H01M]
5567754 Pigments with improved dispersibility in thermoplastic resinsExpiredAug 23, 95Oct 22, 96[C09C, C08K]
5510561 Homogenous catalyst and processes for fluid phase alkylationExpiredMar 06, 95Apr 23, 96[C07C]
5406018 Homogenous catalyst and process for liquid phase isomerization and alkylationExpiredDec 21, 92Apr 11, 95[C07C]
5316697 Conductive, particulate, fluorine-doped zinc oxideExpiredMar 24, 93May 31, 94[C23C, H01B]
5271851 Integrated treatment system for refinery oily sludgesExpiredMar 08, 93Dec 21, 93[B01D]
5215735 Co-production of hydrogen peroxide and a useful esterExpiredMar 09, 92Jun 01, 93[C01B, C07C]
5169618 Process for producing hydrogen peroxideExpiredJan 13, 92Dec 08, 92[C01B]
5162166 Devices providing electrical energy from fuel/oxygen mixturesExpiredJul 19, 91Nov 10, 92[H01M]
5160084 Method for adhesively bonding a rail-tie fastening assembly to a wooden railway tieExpiredJan 08, 92Nov 03, 92[E01B]
5120524 Co-production of hydrogen peroxide and a useful esterExpiredJul 18, 91Jun 09, 92[C01B, C07C]
5101900 Sand control in wells with gas generator and resinExpiredDec 27, 90Apr 07, 92[E21B]
5009772 Solvent extraction processExpiredFeb 27, 89Apr 23, 91[C10C]
4936385 Method of particulate consolidationExpiredOct 30, 89Jun 26, 90[E21B]

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