Method for drilling out a plug using a hybrid rotary cone drill bit | Patent Number 10538970
US 10538970 B2Filled DateFeb 8, 2016
Priority DateAug 23, 2013
Publication DateJun 2, 2016
Expiration DateAug 22, 2033
Inventor/ApplicantsDavid Michel Harrington
Kyle Nobile
Karl W. Rose
Matthew Charles Stroever
Kyle Nobile
Karl W. Rose
Matthew Charles Stroever
ExaminesMACDONALD, STEVEN A
Art Unit3674
Technology Center3600
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