Well system

Patent · Tue Dec 28 00:00:00 EST 1982

OSTI ID:6584143

Long, O R

A well completion system particularly adapted for pumpdown operation in which landing of a standing valve in a foot valve automatically opens a foot valve and in which withdrawing of the standing valve automatically closes the foot valve and in which provisions are made to pump by both valves.

• Assignee: Otis Engineering Corp
• Patent Number(s): US 4365671
• OSTI ID: 6584143
• Resource Relation: Patent File Date: Filed date 28 Nov 1980; Other Information: PAT-APPL-211270
• Country of Publication: United States
• Language: English

Related Subjects

02 PETROLEUM
OIL WELLS
WELL COMPLETION
VALVES
CONTROL EQUIPMENT
ACTUATORS
EQUIPMENT
FLOW REGULATORS
WELLS
020300* - Petroleum- Drilling & Production