Brushing – scrubbing – and general cleaning – Implements – Pipe – tube – or conduit cleaner
Reexamination Certificate
2005-03-15
2005-03-15
Chin, Randall (Department: 1744)
Brushing, scrubbing, and general cleaning
Implements
Pipe, tube, or conduit cleaner
C015S104030, C015S104160
Reexamination Certificate
active
06865766
ABSTRACT:
An apparatus for clearing a process tapping point including a clearing head3adapted to pass through the process tapping point to remove scale and/or debris material therefrom, actuation means7for driving the clearing head in a reciprocal motion through said process tapping point; and wherein the clearing head3includes a flow path through which purge fluid can pass.
REFERENCES:
patent: 1467492 (1923-09-01), Olson
patent: 4312679 (1982-01-01), Klein, Sr.
patent: 4391289 (1983-07-01), Adams
patent: 4476603 (1984-10-01), Lukaszewicz
patent: 5745948 (1998-05-01), Lloyd et al.
patent: 5862561 (1999-01-01), Irwin
patent: 2000-061417 (2000-02-01), None
patent: WO 9632603 (1996-10-01), None
3EKP Pty Ltd
Baker & Daniels
Chin Randall
Hans Sauer and Sons Pty Ltd
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