System for injecting a substance into an annular space

Details System for injecting a substance into an annular space System for injecting a substance into an annular space

2011-03-29

2011-03-29

Bomar, Shane (Department: 3676)

Wells

Means for perforating, weakening, bending or separating pipe...

Perforating or splitting cutter

C166S298000

Reexamination Certificate

active

07913753

ABSTRACT:
A system for injecting a substance into the annular space surrounding a well tubular with an assembly to be inserted into a well tubular. The assembly includes a cutting part capable of making a hole through a well tubular; a substance chamber for storage of the substance and a substance injecting part capable of injecting the substance into the annular space. The system includes a cutting part having a chamber with a first end and a second end and having a wall surrounding the chamber and including at least one entrance for substance at the first end and including an exit for delivery through the well tubular and into the annular space at the second end.

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