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Annular Safety System for High Flow Rate Multipurpose Wells

IP.com Disclosure Number: IPCOM000028993D
Publication Date: 2004-Jun-10

Publishing Venue

The IP.com Prior Art Database

Abstract

This invention permits large volumes of gas or water to be injected or produced from either the main bore or annular space. It eliminates the problem of reduced flow rates around poppet valves that typically exist to-day.