Assignee
SLIM DRILLING SERVICOS DE PERFURACAO S A
BR·3 granted patents·1 pending application·2 citations·filing 2013–2013
Top patents by PatentIndex Score
4 records- 0155US10415340B2Device with assembly and installation in casing column coupled to a mandrel for disobstructing a drilling wellSLIM DRILLING SERVICOS DE PERFURACAO S A·Filed 2013·Granted Sep 17, 2019·2 cites·4 claims
- 0237US10392886B2Safety mechanism for installation in soil-sampling tooling, with a system for blocking the escape of gas/oil in the stage of recovering the internal tube containing the specimenSLIM DRILLING SERVICOS DE PERFURACAO S A·Filed 2013·Granted Aug 27, 2019·0 cites·7 claims
- 0333US10465467B2Assembly and arrangement for a drilling column composed of smooth rods for a system to prevent ingress in the stage of drilling oil/gas wellsSLIM DRILLING SERVICOS DE PERFURACAO S A·Filed 2013·Granted Nov 5, 2019·0 cites·5 claims
- 0433US2017175480A1Fluid injection tubing with a collar for a test string, having a locking system by abutment against the drilling well head ramSLIM DRILLING SERVICOS DE PERFURACAO S A·Filed 2013·Application pending·0 cites
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