Friede Goldman United, Ltd.

Onesubsea IP UK Limited

Paul Stephen Tetley

Calvin Vinal Norton

Daniel B Holsberg

David R June

David H Theiss

Scott D Ward

Jack Vincent

A subsea production system for a well including a subsea production tree, a tubing hanger, and a production tubing extending into the well and supported by the tubing hanger. A downhole equipment suspension system includes a suspension head supported directly or indirectly by the production tree above and separately from the tubing hanger. The suspension system also includes downhole equipment inside the production tubing below the tubing hanger and a suspension line extending through the tubing hanger vertical production bore and the production tree vertical bore. The suspension line suspends the downhole equipment from the suspension head.

Subsea production system with downhole equipment suspension system

A cartridge of tubulars may be removably positioned with a carriage, and the carriage may move the cartridge transversely, vertically, and/or rotationally to roll tubulars on an adjacent tubular receiving member using only gravity from a selected tier of tubulars without human contact. A single trolley disposed with the tubular receiving member both pushes and pulls tubulars toward or away from the drilling deck.

Trolley apparatus

Cartridge tubular handling system

Growing community of inventors

Katy, TX, United States of America

Paul Stephen Tetley