Patent · US Expired

Method for protecting a shallow water well

US4907657A · kind A · utility

13Cited by
17References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 7, 1988
Grant dateMar 13, 1990
Priority date
Expiry dateSep 7, 2008

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE02B2017/0082
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

Method of utilizing a jack-up well drilling rig in shallow water to drill an isolated well having an unsupported well conductor, and subsequently to attach a reinforcing frame near the water line and to drive pile through the frame into the ocean floor without moving the jack-up rig off location.

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