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.)
Compania de Rio Tinto Ltda
Original Assignee
Compania de Rio Tinto Ltda
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 Compania de Rio Tinto LtdafiledCriticalCompania de Rio Tinto Ltda
Priority to ES0006807UpriorityCriticalpatent/ES6807U/es
Publication of ES6807UpublicationCriticalpatent/ES6807U/es
Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes
(AREA)
Filtering Materials
(AREA)
Abstract
Una espuerta de esparto mejorada, caracterizada por que su borde va reforzado en la periferia con dos pleitas de esparto, con objeto de aumentar su resistencia y duración.
ES0006807U1941-09-051941-09-05Una espuerta de esparto mejorado
PendingES6807U
(es)