A seal around pipes or cable ducts passing through concrete walls in ground water areas comprises a one-piece profiled seal of thermoplastic or elastomer forming a hydrodynamic sealing collar (14) around the pipe (13), an expanding part (16) near the passage outlet (12) and a clamping ...
Pipe seal assembly for poured concrete on-site waste disposal system componentsUS4951914 * 1988年11月23日 1990年8月28日 Tuf-Tite, Inc. Pipe seal assembly for poured concrete on-site waste disposal system componentsUS4951914 * Nov 23, 1988 Aug 28, 1990 Tuf-Tite, Inc. Pipe seal assembly ...
ASTM E1966 (UL2079) and CAN/ULC-S115 as well as to the time-temperature requirements of ASTM E119 (UL263). LCI provides up to a 4-hour fire rating for typical service penetrations through concrete or wood floors, concrete or masonry walls, as well as gypsum board...
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The invention discloses a corrugated steel web plate-steel pipe concrete flange combined section T-shaped column which is formed through welding web plate ... 郑廷银,郝佩佩,顾郑扬 被引量: 0发表: 2014年 Test Method Discussion on Water Seal Performance of Interface of Φ4000mm Large Diameter Rein...
#23. Cement masons and concrete finishers Canva #23. Cement masons and concrete finishers - Median annual wage: $73,130 - Median hourly wage: $35.16 - Education required: No formal educational credential - Total employment: 80 people (0.66 of every 1,000 jobs in the area) ...
A seal around pipes or cable ducts passing through concrete walls in ground water areas comprises a one-piece profiled seal of thermoplastic or elastomer forming a hydrodynamic sealing collar (14) around the pipe (13), an expanding part (16) near the passage outlet (12) and a clamping ...
SEAL CONSTRUCTION OF CONCRETE PIPEPURPOSE: To make the execution easy and make the construction full of good sealing property.MATSUOKA HIROSHI松岡 弘
This invention provides a concrete pipe having an annular sealing member 12 anchored in a joint-forming surface thereof; the sealing member 12 having been positioned into a recess 10 in the said joint-forming surface such that it is substantially flush with the said joint-forming surface after ...