Patent · US Expired

Whipstock system

US5806600A · kind A · utility

13Cited by
99References
8Claims
0Family size

Inventor

Key dates

Filing dateOct 10, 1996
Grant dateSep 15, 1998
Priority date
Expiry dateOct 10, 2016

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE21B10/60
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A whipstock has been invented that has a whipstock body, a concave connected to or formed integrally of the whipstock body, and connection apparatus for releasably connecting the whipstock body to another member. In one aspect the another member is anchor apparatus and the connection apparatus has a shearable member shearable to release the whipstock from the anchor apparatus that initially anchors the whipstock in a wellbore (or in a tubular member).

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