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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ruetgers Germany GmbH
Original Assignee
Ruetgerswerke AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ruetgerswerke AGfiledCriticalRuetgerswerke AG
Application grantedgrantedCritical
Publication of FR3748EpublicationCriticalpatent/FR3748E/fr
Procédé de raffinage, distillation et épuration des pétroles, huiles minérales ou autres hydrocarbures, ainsi que de leurs dérivés, produits de distillation ou résidus
Procédé pour la préparation d'émulsions aqueuses d'huiles de goudron de houille, de phénols et de produits congénères ainsi que d'huiles minérales brutes et leurs résidus