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.)
Individual
Original Assignee
Individual
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Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Priority to ES363888ApriorityCriticalpatent/ES363888A3/es
Publication of ES363888A3publicationCriticalpatent/ES363888A3/es
Hulpmiddel voor het verbeteren van retentie, ontwatering en opwerking in o.a. de papierin- dustrie alsmede werkwijze voor het bereiden van een dergelijk hulpmiddel.