Patent · US Active

Mill to whipstock connection system

US11421496B1 · kind B1 · utility

5Cited by

23References

31Claims

0Family size

Assignee

Baker Hughes Oilfield Operations LLC · US

Inventors

Tuan Nguyen · Pearland, US
Philip M. Gregurek · Katy, US
Kevin Edgar Harrington · Houston, US
Gregory L. Hern · Porter, US
Christopher Michalec · Richmond, US
Gaute Grindhaug · Stavanger, NO
Morten Eidem · Trondheim, NO

Key dates

Filing date	Mar 25, 2020
Grant date	Aug 23, 2022
Priority date	—
Expiry date	Mar 25, 2040

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE21B29/06
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

A window cutting system includes a whipstock connector including an inner surface having at least one projection. A window mill is connected to the whipstock connector. The window mill includes a body having a connector member, a tip portion, a recess formed on an outer surface of the body, an axial passage extending from the connector member toward the tip portion and a radial passage extending outwardly from the axial passage. A pin is arranged in the radial passage and selectively extending into the recess.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.