TENARIS CONNECTIONS B.V.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL2446
 
  
 
C22C ALLOYS 963
 
  
 
E21B EARTH OR ROCK DRILLING 888
 
  
 
C21D MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS 738
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM3154
 
  
 
C25D PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING 348
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS396
 
  
 
C09D COATING COMPOSITIONS, e.g. PAINTS, VARNISHES, LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR 290
 
  
 
C23F NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACES 234
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 2445

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0305,192 ULTRA-FINE GRAINED STEELS HAVING CORROSION-FATIGUE RESISTANCEApr 14, 15Oct 20, 16[C21D, E21B, C22C]
2014/0370,217 Corrosion Resistant Equipment for Oil and/or Gas ApplicationsDec 21, 11Dec 18, 14[C09D, C08K]
2011/0133,449 THREADED JOINT SEALED TO INTERNAL AND EXTERNAL PRESSURESNov 24, 10Jun 09, 11[F16L]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9624736 Sucker rod endMar 04, 16Apr 18, 17[E21B]
9418431 Straightness measurements of linear stock materialDec 19, 12Aug 16, 16[H04N, G06T, G01B]
9383045 Threaded joint with resilient seal ringJul 15, 08Jul 05, 16[F16L, E21B]
9375798 Threaded connection with improved root thread profileJan 17, 14Jun 28, 16[F16L, B23G, E21B]
9340847 Methods of manufacturing steel tubes for drilling rods with improved mechanical properties, and rods made by the sameApr 10, 12May 17, 16[C21D, C22C, B21B]
9234612 Threaded joint with energizable sealJun 20, 08Jan 12, 16[F16L, E21B, F16J]
9187811 Low-carbon chromium steel having reduced vanadium and high corrosion resistance, and methods of manufacturingMar 11, 13Nov 17, 15[C21D, C22C]
9010418 Sucker rod guideOct 25, 11Apr 21, 15[E21B]
9004544 Threaded joint for tubes, pipes and the likeApr 22, 10Apr 14, 15[F16L, E21B]
8926771 Seamless precision steel tubes with improved isotropic toughness at low temperature for hydraulic cylinders and process for obtaining the sameJun 29, 06Jan 06, 15[C21D, C22C]

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