ES222456A1 - An injection apparatus with a projected standard mode in a drill and pressure expander for mining use (Machine-translation by Google Translate, not legally binding)
- Google Patents
An injection apparatus with a projected standard mode in a drill and pressure expander for mining use (Machine-translation by Google Translate, not legally binding)
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COLINET FRANCOIS
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COLINET FRANCOIS
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Publication of ES222456A1publicationCriticalpatent/ES222456A1/en
Injection device with probe tightly sealed in a hole, for mining use, characterized in that it comprises a pressure expander device for the purpose of injecting liquid under pressure, such as water, at variable pressures and adjustable according to the hardness of the layers to try. (Machine-translation by Google Translate, not legally binding)
ES0222456A1954-06-181955-06-16An injection apparatus with a projected standard mode in a drill and pressure expander for mining use (Machine-translation by Google Translate, not legally binding)
ExpiredES222456A1
(en)
An injection apparatus with a projected standard mode in a drill and pressure expander for mining use (Machine-translation by Google Translate, not legally binding)
An injection apparatus with a projected standard mode in a drill and pressure expander for mining use (Machine-translation by Google Translate, not legally binding)
Improvements in liquid measuring mixing devices, one at pressure and another static, or without it (Machine-translation by Google Translate, not legally binding)