HOLLINGFORD LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 847
 
  
 
B01D SEPARATION 2132
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 282
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF178
 
  
 
C07B GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR 116
 
  
 
C09C TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES 129
 
  
 
C12P FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE 198

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9175314 Anaerobic digestion with supercritical water hydrolysis as pretreatmentJul 02, 12Nov 03, 15[C12P, C02F]
6958122 High pressure and high temperature reaction systemAug 31, 00Oct 25, 05[C02F]
6171509 Method and apparatus for treating salt streamsJun 12, 98Jan 09, 01[C02F]
6121179 Supercritical treatment of adsorbent materialsJan 08, 98Sep 19, 00[C01B, C09C, B01J]
6017460 Heating and reaction system and method using recycle reactorJun 07, 96Jan 25, 00[C02F]
6001243 Heating and reaction system and method using recycle reactorAug 13, 98Dec 14, 99[C02F]
5823220 Pressure reduction system and methodJun 06, 96Oct 20, 98[G05D]
5770174 Method for controlling reaction temperatureJun 07, 94Jun 23, 98[C07B]
5720889 Method for treating waste water streams by oxidation in high temperature reactorJun 06, 96Feb 24, 98[C02F, B01D]
5582715 Supercritical oxidation apparatus for treating water with side injection portsApr 01, 94Dec 10, 96[C02F, B01D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0174,744 REACTOR AND METHOD FOR SUPERCRITICAL WATER OXIDATIONAbandonedDec 20, 10Jul 21, 11[C02F]
2008/0264,873 Method and System for Supercritical Water Oxidation of a Stream Containing Oxidizable MaterialAbandonedNov 11, 05Oct 30, 08[C02F]
2008/0073,292 Reactor and Method for Supercritical Water OxidationAbandonedNov 11, 05Mar 27, 08[C02F]

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