US2002007951A1PendingUtilityA1

Well flow controller

13
Priority: Jun 16, 2000Filed: Jun 15, 2001Published: Jan 24, 2002
Est. expiryJun 16, 2020(expired)· nominal 20-yr term from priority
Inventors:Richard Learned
E21B 34/06E21B 49/084
13
PatentIndex Score
0
Cited by
0
References
0
Claims

Abstract

The present invention provides a mechanism for controlling the flow of groundwater into a well. The mechanism is attached between the well screen and the riser pipe, and can be manually opened or closed at the ground surface. When the mechanism is closed, groundwater cannot enter the riser pipe. When the mechanism is opened, groundwater can flow into the riser pipe.

Claims

exact text as granted — not AI-modified
What is claimed is:  
     
         1 . A mechanism to control the flow of groundwater into a well, so that when the mechanism is closed groundwater is prevented from entering the well, and when the mechanism is opened groundwater can enter the well.

Join the waitlist — get patent alerts

Track US2002007951A1 — get alerts on status changes and closely related new filings.

We store only your email — no account needed. See our privacy policy.