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ASHURST THOMAS
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ASHURST THOMAS
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Publication of ES213560A1publicationCriticalpatent/ES213560A1/es
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Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
Portable Nailing Machines And Staplers
(AREA)
Abstract
Perfeccionamientos en el dispositivo de taponado de contención de carga de barrenos en operaciones de voladuras caracterizados porque dicho dispositiva consta de dos elementos sólidos combinados a tope de extremos formando un tapón de sección recta adecuada para ajustarse fácilmente en un taladro para barreno y de cualquier longitud deseada contactando dichos elementos entre sí deslizablemente de manera similar a la cuña en superficies complementarias que cruzan oblícuamente el eje del tapón.
ES0213560A1953-02-051954-02-08PERFECCIONAMIENTOS EN EL DISPOSITIVO DE TAPONADO DE CONTENCIoN DE CARGA DE BARRENOS EN OPERACIONES DE VOLADURAS
ExpiredES213560A1
(es)