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 CA000386757ApriorityCriticalpatent/CA1154427A/fr
Application grantedgrantedCritical
Publication of CA1154427ApublicationCriticalpatent/CA1154427A/fr
CA000386757A1981-09-281981-09-28Substance servant a traiter les portes et chambranles des fours a coke pour empecher l'accumulation de goudron
ExpiredCA1154427A
(fr)