Electrical pipeline remediation

Details Electrical pipeline remediation Electrical pipeline remediation

2005-12-13

2005-12-13

Barr, Michael (Department: 1746)

Cleaning and liquid contact with solids

Processes

Including work heating or contact with combustion products

C134S022100, C134S022110, C392S478000, C392S480000, C392S488000

Reexamination Certificate

active

06974504

ABSTRACT:
A method of remediating deposits within a pipeline comprising inserting a removable smaller pipe within said pipeline, providing an electrically insulating coating on said smaller pipe, providing a contactor proximate said distal end of said smaller pipe to electrically contact said internal diameter of said pipeline, flowing an electrical current along the wall area of said internal pipe, through said contactor, and along the wall area of said pipeline to generate heat within said smaller pipe to remediate blockages within said smaller pipe.

REFERENCES:
patent: 5289561 (1994-02-01), Costa Filho

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