TUBOSCOPE VETCO INTERNATIONAL INC., A TX CORP.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 2132
 
  
 
B07B SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, OR SIFTING OR BY USING GAS CURRENTS; OTHER SEPARATING BY DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL 219
 
  
 
E21B EARTH OR ROCK DRILLING 294
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL268
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 2204
 
  
 
B09B DISPOSAL OF SOLID WASTE 110
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 154
 
  
 
F16D COUPLINGS FOR TRANSMITTING ROTATION 190

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6267247 Vibratory separator screenJun 04, 98Jul 31, 01[B07B]
6132630 Methods for wastewater treatmentFeb 17, 98Oct 17, 00[C02F, B01D]
6106733 Method for re-cycling wellbore cuttingsJun 25, 98Aug 22, 00[E21B]
6036870 Method of wellbore fluid recovery using centrifugal forceFeb 17, 98Mar 14, 00[E21B, B01D]
6029824 Screen for vibrating separatorApr 22, 98Feb 29, 00[B07B]
5964981 Apparatus for lining tubularsDec 17, 97Oct 12, 99[B29C]
5585565 Method for the ultrasonic inspection of pipe and tubing and a transducer assembly for use therewithFeb 16, 95Dec 17, 96[G01N]
5470111 Plastic coating thread and coupling assemblyAug 12, 94Nov 28, 95[F16L]
5377553 Transducer support deviceMay 12, 93Jan 03, 95[G01N]
5346261 Coupled pipe assembly having a tapered interior sleeveMar 25, 93Sep 13, 94[F16L]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6401934 Ramped screen & vibratory separator systemExpiredOct 30, 98Jun 11, 02[B07B]
6156083 Coal reclamation systemsExpiredFeb 05, 98Dec 05, 00[C10L]
5368411 Method and apparatus for on the site cleaning of contaminated soilExpiredAug 20, 92Nov 29, 94[B08B]
5302287 Method for on site cleaning of soil contaminated with metal compounds, sulfides and cyanogen derivativesExpiredSep 11, 92Apr 12, 94[C02F]
5290456 Filter plate for removing hydrocarbons and other contaminants from solutions and gasesExpiredAug 20, 92Mar 01, 94[B01D]
5288330 Method and apparatus for removing contaminants from particulate materialExpiredJun 04, 92Feb 22, 94[B08B, B01J]
5157977 Inspection machineExpiredJun 13, 90Oct 27, 92[G01M, G01N]
5043663 Method and apparatus for detecting angular defects in a tubular memberExpiredMay 10, 90Aug 27, 91[G01N, G06F, G01D]
5033512 Replacement pipe section for a defective pipelineExpiredFeb 14, 89Jul 23, 91[F16L]
5030911 Method and apparatus for displaying defects in tubular members on a two-dimensional map in a variety of display modesExpiredOct 19, 80Jul 09, 91[G01N, G06F, G01D]
4856828 Coupling assembly for tubular articlesExpiredDec 08, 87Aug 15, 89[F16L]
4827680 Abrasive cleaning device and methodExpiredDec 30, 87May 09, 89[B24C]
4792756 Method and apparatus for measuring axially extending defects in ferromagnetic elementsExpiredMay 04, 87Dec 20, 88[G01N, G01R]
4718277 Method and apparatus for characterizing defects in tubular membersExpiredDec 12, 85Jan 12, 88[G01N]
4715442 Apparatus for servicing tubular strings in subterranean wellsExpiredFeb 10, 86Dec 29, 87[G01N, G01R]
4710712 Method and apparatus for measuring defects in ferromagnetic elementsExpiredApr 11, 84Dec 01, 87[G01N, G01R]
4704580 Method and apparatus for measuring the depth of local defects in ferromagnetic elementsExpiredApr 11, 84Nov 03, 87[G01N, G01R]
4698590 Method and apparatus for measuring velocity of ferromagnetic tubingExpiredMar 24, 86Oct 06, 87[G01N, G01P, E21B]
4672750 Thread measurement toolExpiredJul 31, 86Jun 16, 87[G01B]
4636727 Method and apparatus for detecting the location of defects in tubular sections moving past a well headExpiredApr 11, 84Jan 13, 87[G01N, G01R]

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