Metal working – Scale remover or preventor – For hollow workpiece
Reexamination Certificate
2007-07-25
2011-12-13
Bryant, David (Department: 3726)
Metal working
Scale remover or preventor
For hollow workpiece
C029S081010, C029S081020, C166S311000, C166S376000, C166S377000, C405S184300
Reexamination Certificate
active
08074332
ABSTRACT:
A method for removing mineral scale from tubing is disclosed. The method may include the steps of making a first longitudinal cut along a length of the tubing, making a second longitudinal cut along a length of tubing, and removing a plurality of sections of tubing, wherein the sections of tubing are defined by the first and second longitudinal cuts.
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Keatch Richard W.
Ray Simon K.
Bryant David
M-I Production Chemicals UK Limited
Oilfield Mineral Solutions Limited
Osha • Liang LLP
Taousakis Alexander P
LandOfFree
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