Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method of inserting a sleeve within a heat exchanger tube

Method of inserting a sleeve within a heat exchanger tube

US Patent 4685186 · Granted Aug 11, 1987

Estimated economic value: $3,465,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Cam-controlled boring bar1986
Minimum wear tube support hole design1986
Apparatus for working on tubesheets1982
Apparatus for continuously welding a portion of a row of tubes to a tubesheet1982
Apparatus for welding tubes to a tubesheet utilizing a continuous weld1982
Gas tungsten arc welding torch1981
Deep narrow groove tungsten inert gas shielded welding process1981
Automatic plug welding apparatus1980
Apparatus for remotely repairing tubes in a steam generator1980