Mud suspension control system

Details Mud suspension control system Mud suspension control system

1997-05-28

1999-11-02

Suchfield, George

Boring or penetrating the earth

Processes

Boring with specific fluid

507110, 507211, 507925, C09K 702, E21B 2100

Patent

active

059752203

ABSTRACT:
A drilling fluid additive for controlling solids comprising a carrageenan material, such as iota or kappa carrageenan. The drilling fluid additive may be used with other additives, such as a polyacrylate dispersant. Among other things, the drilling fluid additive may be used to drill deviated or horizontal wells, or wells having large diameter boreholes.

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PCT Written Opinion mailed Apr. 20, 1999.
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