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[id] => 4130976
[patent_doc_number] => 06105671
[patent_country] => US
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[patent_title] => 'Method and apparatus for minimizing emulsion formation in a pumped oil well'
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[patent_app_number] => 9/154138
[patent_app_country] => US
[patent_app_date] => 1998-09-17
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[rel_patent_id] =>[rel_patent_doc_number] =>) 09/154138 | Method and apparatus for minimizing emulsion formation in a pumped oil well | Sep 16, 1998 | Issued |