Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to CA000398800ApriorityCriticalpatent/CA1172984A/fr
Application grantedgrantedCritical
Publication of CA1172984ApublicationCriticalpatent/CA1172984A/fr
Appareil et procede d'extraction et de recuperation de petrole et/ou d'autres additifs de boues de forage renfermant du petrole provenant de deblais de forage