CALTEC LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 7127
 
  
 
E21B EARTH OR ROCK DRILLING 492
 
  
 
F04F PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED 410
 
  
 
B04C APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES 310
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 253
 
  
 
A47L DOMESTIC WASHING OR CLEANING 159
 
  
 
B03D FLOTATION; DIFFERENTIAL SEDIMENTATION 114
 
  
 
E04F FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS 126
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 161
 
  
 
F23G CREMATION FURNACES; CONSUMING WASTE BY COMBUSTION111

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0265,558 JET PUMPMar 11, 16Sep 15, 16[F04F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9347284 Slug mitigation system for subsea pipelines and risersNov 13, 14May 24, 16[E21B]
9073064 Cyclonic separation system comprising gas injection means and method for separating a fluid mixtureJul 03, 09Jul 07, 15[B03D, B04C, C02F, B01D]
8747679 Separation system and method for separating a fluid mixture with this separating systemAug 05, 13Jun 10, 14[B04C, C02F, B01D]
8512576 System and method for the production or handling of heavy oilMay 16, 05Aug 20, 13[E21B, B01D]
8333825 Apparatus for and method of separating multi-phase fluidsOct 06, 08Dec 18, 12[B01D]
8317904 Sand separation system and methodJan 05, 09Nov 27, 12[B01D]
8313565 Cyclonic separator and a method of separating fluidsJul 19, 07Nov 20, 12[B01D]
8257055 System and process for pumping multiphase fluidsMar 17, 04Sep 04, 12[F04B]
6531066 Cyclone separatorAug 03, 00Mar 11, 03[B01D]
6398973 Cyclone separatorJul 12, 00Jun 04, 02[B04C, A47L]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0138,372 METHOD OF USING A SURFACE JET PUMP TO MITIGATE SEVERE SLUGGING IN PIPES AND RISERSAbandonedNov 12, 15May 19, 16[E21B]
2016/0008,741 FLUID SEPARATORAbandonedFeb 12, 13Jan 14, 16[B04C, C02F, B01D]
2015/0338,097 APPARATUS AND METHOD FOR CONTROLLING THE FLOW OF A FLUIDAbandonedNov 08, 13Nov 26, 15[F23G, F04F, E21B]
2015/0292,524 JET PUMPAbandonedMar 23, 15Oct 15, 15[F04F]
2015/0285,271 JET PUMPAbandonedMar 31, 15Oct 08, 15[F04F]
2015/0218,919 SYSTEM TO BOOST THE PRESSURE OF MULTIPHASE WELL FLUIDS TO HANDLE SLUGSAbandonedJun 26, 13Aug 06, 15[F16L, B04C, F17D, E21B, B01D]
2015/0184,806 APPARATUS AND METHOD FOR REDUCING THE EFFECT OF JOULE-THOMSON COOLINGAbandonedJun 26, 13Jul 02, 15[F17D, F15D]
2015/0157,991 COMMINGLING DEVICEAbandonedDec 10, 14Jun 11, 15[B01F]
2015/0135,849 System for Production Boosting and Measuring Flow Rate in a PipelineAbandonedNov 13, 14May 21, 15[E21B, G01F]
2015/0122,654 SYSTEM AND METHOD FOR IMPROVING OIL-WATER SEPARATOR PERFORMANCEAbandonedMay 10, 13May 07, 15[B03C, B01D]
2015/0000,926 GAS LIFT SYSTEM FOR OIL PRODUCTIONAbandonedFeb 13, 13Jan 01, 15[E21B]
2014/0255,218 PUMP ASSEMBLY COMPRISING A PLURALITY OF JET PUMPSAbandonedJun 19, 12Sep 11, 14[F04F]
2011/0031,194 SEPARATION SYSTEM AND METHOD FOR SEPARATING A FLUID MIXTURE WITH THIS SEPARATING SYSTEMAbandonedJan 05, 09Feb 10, 11[B04C, B01D]

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