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.)
Continental Carbon Co
Original Assignee
Continental Carbon Co
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 Continental Carbon CofiledCriticalContinental Carbon Co
Priority to ES405641ApriorityCriticalpatent/ES405641A1/es
Publication of ES405641A1publicationCriticalpatent/ES405641A1/es
ES405641A1972-08-081972-08-08Procedimiento y aparato para la produccion de negro de humode baja estructura en particulas de gran tamano.
ExpiredES405641A1
(es)