M-I DRILLING FLUIDS U.K. LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 1185
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR689
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 2136
 
  
 
A62D CHEMICAL MEANS FOR EXTINGUISHING FIRES; PROCESSES FOR MAKING HARMFUL CHEMICAL SUBSTANCES HARMLESS, OR LESS HARMFUL, BY EFFECTING A CHEMICAL CHANGE; COMPOSITION OF MATERIALS FOR COVERINGS OR CLOTHING FOR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; COMPOSITION OF MATERIALS FOR TRANSPARENT PARTS OF GAS-MASKS, RESPIRATORS, BREATHING BAGS OR HELMETS; COMPOSITION OF CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS115
 
  
 
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 120
 
  
 
B09C RECLAMATION OF CONTAMINATED SOIL 18
 
  
 
C01G COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F 138
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 167
 
  
 
C11D DETERGENT COMPOSITIONS 164
 
  
 
C22B PRODUCTION OR REFINING OF METALS 127

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2014/0116,467 METHOD AND SYSTEM FOR DECONTAMINATING SANDMar 25, 13May 01, 14[B09C]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9903006 Method of mercury decontaminationJan 27, 14Feb 27, 18[C22B, A62D, C01G, C11D]
9663701 Method for reducing permeability of a subterranean reservoirJan 27, 12May 30, 17[C09K, E21B]
9592535 Screen frameFeb 18, 13Mar 14, 17[B07B]
9453383 Modular tool for wellbore cleaningNov 11, 11Sep 27, 16[E21B]
9315714 Degradable non-aqueous gel systemsJan 15, 09Apr 19, 16[C09K, E21B]
9140087 Modular tool for wellbore cleaning and method of useNov 11, 11Sep 22, 15[E21B]
9133675 Downhole tool and methodNov 23, 11Sep 15, 15[E21B]
9103039 Quaternary ammonium corrosion inhibitorMay 07, 10Aug 11, 15[C09K, C07C, C23F]
8889602 Copolymer for shale stabilization and method of useJun 23, 09Nov 18, 14[C09K, E21B]
8672025 Downhole debris removal toolMar 27, 09Mar 18, 14[E21B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0182,942 INVERT DRILLING FLUIDSAbandonedMar 21, 12Jul 03, 14[C09K, E21B]
2011/0028,360 ORGANIC CORROSION INHIBITOR PACKAGE FOR ORGANIC ACIDSAbandonedMar 31, 09Feb 03, 11[C09K]

Top Inventors for This Owner

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