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.)
Corporacion Empresarial de Materiales de Construccion COEMAC SA
Original Assignee
Corporacion Empresarial de Materiales de Construccion COEMAC SA
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 Corporacion Empresarial de Materiales de Construccion COEMAC SAfiledCriticalCorporacion Empresarial de Materiales de Construccion COEMAC SA
Priority to ES1968149427UpriorityCriticalpatent/ES149427Y/en
Publication of ES149427UpublicationCriticalpatent/ES149427U/en
Application grantedgrantedCritical
Publication of ES149427YpublicationCriticalpatent/ES149427Y/en
Tubular elements for sewage and sanitation pipes, characterized in that tubular pieces are established, formed by rolling layers of asbestos and cement, whose parts have an ovoid cross section, with the smallest radius of curvature in the lower part; whose parts are joined by stops at their ends, externally covering the area of each joint by means of a layer of concrete, cement or equivalent materials. (Machine-translation by Google Translate, not legally binding)
ES1968149427U1968-05-141968-05-14
TUBULAR ELEMENTS FOR SEWER AND SANITATION CHANNELS.
ExpiredES149427Y
(en)