ENHANCED DRILLING AS

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 2868
 
  
 
F01C ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES 425
 
  
 
F03C POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS 222
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS272
 
  
 
F04C ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS 146
 
  
 
F24D DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR 119

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9816323 Systems and methods for subsea drillingNov 24, 15Nov 14, 17[E21B]
9732760 Impeller for centrifugal pump and use thereof when pumping drill fluid containing cuttingsNov 07, 13Aug 15, 17[F04D]
9664006 Riser isolation device having automatically operated annular sealSep 25, 15May 30, 17[E21B]
9534601 PumpMar 08, 12Jan 03, 17[F04D]
9428975 Drilling fluid pump module coupled to specially configured riser segment and method for coupling the pump module to the riserAug 17, 12Aug 30, 16[E21B]
9322232 System and method for inhibiting an explosive atmosphere in open riser subsea mud return drilling systemsOct 02, 12Apr 26, 16[E21B]
9222311 Systems and methods for subsea drillingFeb 03, 14Dec 29, 15[E21B]
9068420 Device and method for controlling return flow from a bore holeSep 27, 12Jun 30, 15[E21B]
9062498 Riserless, pollutionless drilling systemJul 29, 11Jun 23, 15[E21B]
9057233 Boost system and method for dual gradient drillingJan 16, 13Jun 16, 15[E21B]

View all patents..

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6857472 Well pump deviceExpiredJan 03, 03Feb 22, 05[E21B]

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.