Assignee
NEWPARK DRILLING FLUIDS L L C
US·1 granted patent·1 pending application·10 citations·filing 2002–2002
Top patents by PatentIndex Score
2 records- 0162US6884762B2Ester-containing downhole drilling lubricating composition and processes therefor and therewithNEWPARK DRILLING FLUIDS L L C·Filed 2002·Granted Apr 26, 2005·10 cites·44 claims
- 0226US2002155956A1Aqueous drilling fluid and shale inhibitorNEWPARK DRILLING FLUIDS L L C·Filed 2002·Application pending·0 cites
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