Michael D. Stevens

City:

Duncan, Oklahoma

Country:

United States

Published Applications:

Last publication date:

2006-02-14

Top Assignees for applications by Michael D. Stevens

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Michael D. Stevens from Duncan, US has applied for patents for these inventions. The list has both pending applications and granted patents:

Anti-rotation method and apparatus for limiting rotation of cementing plugs

Floating plate back pressure valve assembly

Methods and apparatus for use in subterranean cementing operations

Anti-rotation method and apparatus for limiting rotation of cementing plugs

Moled foam plugs, plug systems and methods of using same

InventorID:

4842174 ⎘