Boring or penetrating the earth – Bit or bit element – Adjustable cutter element
Reexamination Certificate
2006-06-06
2006-06-06
Neuder, William (Department: 3672)
Boring or penetrating the earth
Bit or bit element
Adjustable cutter element
C175S387000, C175S075000, C175S085000
Reexamination Certificate
active
07055632
ABSTRACT:
A well stimulation tool includes a well stimulation tool mandrel with an axial bore having an internal diameter large enough to permit a backpressure plug to be run through the mandrel into a tubing mandrel, such as a tubing hanger or a casing mandrel, to which the well stimulation tool mandrel is secured. This permits well stimulation to be performed through a tubing string suspended in the well by the tubing mandrel, without requiring wireline services.
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H W C Energy Services, Inc.
Nelson Mullins Riley & Scarborough LLP
Neuder William
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