Earth boring – well treating – and oil field chemistry – Well treating – Contains organic component
Reexamination Certificate
2007-05-01
2007-05-01
Gulakowski, Randy (Department: 1712)
Earth boring, well treating, and oil field chemistry
Well treating
Contains organic component
C507S269000, C507S935000, C166S282000, C166S283000
Reexamination Certificate
active
11329345
ABSTRACT:
Methods and compositions relating to fluid loss control operations are provided. More particularly, fluid loss treatment fluid compositions may comprise ceramic particulate bridging agents, a partially depolymerized starch derivative, and a base fluid. In some embodiments, the partially depolymerized starch derivative may include a crosslinked ether derivative of a partially depolymerized starch, a partially depolymerized crosslinked ether derivative of a starch, or a combination thereof.
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Munoz, Jr. Trinidad
Todd Bradley L.
Baker Botts, LLC.
Figueroa John J.
Gulakowski Randy
Halliburton Energy Service,s Inc.
Roddy Craig W.
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