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Take a look at our list of distinctive casing and cementing equipment and their related patents. 

File #Related Products:TitleMatter TypeCountryApplication #Date FiledPatent #Date Issued
0186.0032   Wear Resistant Layer for Downhole Well Equipment Utility - ORG United States of America 11/116,748 4/28/05 7,487,840 2/10/09
0186.0004-CIP1   Expandable Centralizer for Expandable Pipe String Utility - CIP United States of America 12/042,989 3/5/08 7,878,241 2/1/11
0186.0004-CIP3   Low Clearance Centralizer and Method of Making Centralizer Utility - CIP United States of America 13/019,084 2/1/11 8,196,654 6/12/12
0186.8005   Integral Pull-Through Centralizer Utility - ORG United States of America 12/964,605 12/9/10 8,505,624 8/13/13
0186.0004-CIP3-CON   Expandable Centralizer for Expandable Pipe String Utility - CON United States of America 13/476,807 5/21/12 8,770,280 7/8/14
0186.0024   Interference-Fit Stop Collar and Method of Positioning a Device on a Tubular Utility - ORG United States of America 12/756,177 4/8/10 8,832,906 9/16/14
0186.0023   Friction Reducing Wear Band and Method of Coupling a Wear Band to a Tubular Utility - ORG United States of America 12/755,981 4/7/10 8,863,834 10/21/14
0186.0033 PI1 ONE-PIECE CENTRALIZER WITH AN AXIAL SEAM AND END-COLLAR TABS  Design - ORG United States of America 29/486,157 3/28/14 D717,836 11/18/14
0186.0034 CentraMax Standard ONE-PIECE CENTRALIZER WITH AN AXIAL SEAM  Design - ORG United States of America 29/486,160 3/26/14 D717,837 11/18/14
0186.0035 PT1 ONE-PIECE CENTRALIZER WITH AN AXIAL SEAM AND WINDOWS  Design - ORG United States of America 29/486,162 3/26/14 D718,342 11/25/14
0186.0042 RT1 CENTRALIZER WITH END-COLLAR TABS AND ENGAGING RINGS  Design - ORG United States of America 29/503,945 9/30/14 D743,447 11/17/15
0186.0027   Device and Method for Affecting the Flow of Fluid in a Wellbore Utility - ORG United States of America 13/025,438 2/11/11 9,228,400 1/5/16
0186.0024-DIV1 CT, Press Fit Stop Collar - SP-21PF-XXXX Interference-Fit Stop Collar and Method of Positioning a Device on a Tubular Utility - DIV United States of America 14/046,320 10/4/13 9,273,525 3/1/16
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