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Application filed by Kyoka Tsuchi Engineering KkfiledCriticalKyoka Tsuchi Engineering Kk
Priority to TW83101201ApriorityCriticalpatent/TW240270B/en
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Publication of TW240270BpublicationCriticalpatent/TW240270B/en
Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil
(AREA)
Abstract
A grouting apparatus suitable for use on the front end of double injection pipe with inner and outer passages, the grouting apparatus comprises a head section, a middle section, and a front section; in which the head section comprises a concatenation section capable of concatenating the front end of the double injection pipe and inner and outer passages which are separately connected to the inner and outer passages of the double injection pipe; the middle section comprises inner and outer passages connected separately to the inner and outer passages of the head section and an outflow opening installed on the side wall of the outer passage; a ball valve is installed in the inner side passage which is capable of open-and-close the passage; a column valve is slidably concatenated on the front opening of the inner side passage below the ball valve; a cylindrical valve is slidably installed on the inner wall of the outer pipe which is capable of closing the outflow opening; the front section has a passage connected to the outer passage of the middle section and a ball valve is installed on the passage capable of open-and-close the passage.
Drilling system incorporating inverse mud circulation - comprises raising debris-laden mud to surface by depression created in upper part of train of rods by air injection
Tapping device for beverage has tapping line extending through second channel and coupled at one end to container for beverage, and at other end cooperates with tapping cock