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.)
Brautigam Alfred
Ver Dachpappen Fabriken A G
Original Assignee
Brautigam Alfred
Ver Dachpappen Fabriken A G
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 Brautigam Alfred, Ver Dachpappen Fabriken A GfiledCriticalBrautigam Alfred
Priority to ES109835ApriorityCriticalpatent/ES109835A1/es
Publication of ES109835A1publicationCriticalpatent/ES109835A1/es
Un procedimiento para mejorar firmes constituidos con hormigones de cemento en masa o armados, mediante el empleo de alquitranes, betunes asfálticos, emulsiones asfálticas u otros productos bituminosos.