Wells – Brushing – scraping – cutting or punching-type cleaners – Perforation cleaners
Patent
1985-08-14
1987-06-09
Leppink, James A.
Wells
Brushing, scraping, cutting or punching-type cleaners
Perforation cleaners
166173, 166174, E21B 3704
Patent
active
046713557
ABSTRACT:
A wash tool for stimulating oil wells having brushes and/or blades mounted to retractable tool blocks, whereby the brushes or blades can be introduced in the well out of contact with the well liner, and thereafter extended into contact with the liner.
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Dang Hoang C.
Leppink James A.
Mon Donald D.
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