Inventor · Paris, FR

Claude Vercaemer

27Patents
15h-index
43Co-inventors
81Inventor score

Filing activity: Dec 23, 1982 → Aug 30, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US6354373B1 Expandable tubing for a well bore hole and method of expanding Fixed Constructions 442 Expired
US6085838A Method and apparatus for cementing a well Fixed Constructions 168 Expired
US6722437B2 Technique for fracturing subterranean formations Fixed Constructions 136 Expired
US4537918A Cement compositions for cementing wells, allowing pressure gas-channeling in the cemented annulus to be controlled Chemistry; Metallurgy 110 Expired
US6820690B2 Technique utilizing an insertion guide within a wellbore Fixed Constructions 93 Expired
US6267181A Method and apparatus for cementing a well Fixed Constructions 86 Expired
US5697441A Selective zonal isolation of oil wells Fixed Constructions 54 Expired
US6098710A Method and apparatus for cementing a well Fixed Constructions 51 Expired
US6230805A Methods of hydraulic fracturing Fixed Constructions 32 Expired
US7231975B2 Borehole stabilisation Fixed Constructions 31 Expired
US7040402B2 Instrumented packer Physics 29 Expired
US4842068A Process for selectively treating a subterranean formation using coiled tubing without affecting or being affected by the two adjacent zones Fixed Constructions 29 Expired
US4507213A Method for obtaining gelled hydrocarbon compositions, the compositions according to said method and their application in the hydraulic fracturing of underground formations Emerging Cross-Sectional Technologies 27 Expired
US5005406A Monitoring drilling mud composition using flowing liquid junction electrodes Physics 24 Expired
US6817415B2 Method of sealing an annulus surrounding a slotted liner Fixed Constructions 19 Expired
US8011438B2 Downhole flow control with selective permeability Fixed Constructions 14 Active
US7168485B2 Expandable systems that facilitate desired fluid flow Fixed Constructions 11 Expired
US7458423B2 Method of sealing an annulus surrounding a slotted liner Fixed Constructions 7 Active
US7493948B2 Wellbore consolidating tool for rotary drilling applications Fixed Constructions 7 Expired
US7055606B2 System and method for treating wells Fixed Constructions 3 Expired
USRE38578E1 Method and apparatus for cementing a well General 3 Expired
US7270177B2 Instrumented packer Physics 3 Expired
US8714259B2 Apparatus and methods for well-bore wall surface finishing Fixed Constructions 3 Active
US8678109B2 Intelligent controlled process for well lateral coring Fixed Constructions 2 Active
US8967297B2 Well construction using small laterals Fixed Constructions 2 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.