Patent · US Expired

Mudline casing hanger assembly

US4580630A · kind A · utility

3Cited by
5References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 20, 1984
Grant dateApr 8, 1986
Priority date
Expiry dateAug 20, 2004

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE21B33/043
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A mudline casing hanger assembly wherein a collet 32 latches 20 to a hanger body 10 and positions rotatably attached fingers 40. These fingers rotate outwardly to fit between load surface 24 and load surface 30 whereby hanger body 12 is carried on hanger body 10 thru compression loading of the fingers 40.

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