Patent assignee · GB · COMPANY

Baroid Limited

5Patents
0Active
5Granted
30Portfolio score

Filing activity: Jan 21, 1992 → Jan 15, 1997

Most-cited patents

PatentTitleAreaCited byStatus
US5252554A Drilling fluids and muds containing selected ester oils Chemistry; Metallurgy 102 Expired
USRE36066E Use of selected ester oils in drilling fluids and muds General 58 Expired
US5451779A Formation density measurement apparatus and method Physics 30 Expired
US5755892A Waste disposal of contaminated drill cuttings from geological drilling using drilling fluid systems containing mineral oil Fixed Constructions 27 Expired
US6596670B1 Use of selected oleophilic ethers in water-based drilling fluids of the O/W emulsion type and corresponding drilling fluids with improved ecological acceptability Chemistry; Metallurgy 8 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.