摘要 |
<p>1,126,711. Pipe joints; stopping pipes. ATOMENERGI A.B. 1 Dec., 1965 [15 Dec., 1964], No. 51063/65. Headings F2G and F2P. A pipe 3 of zirconium alloy has a tapered end which surrounds the tapered or part-spherical flange 5 of a pipe 1 of stainless steel, and a clamping ring having a co-efficient of expansion which lies between that of the pipes 1, 3 is held on the pipe 3 by driven-in pins 11. The ring is pressed downwardly over the pipe 3 or heated and allowed to fall downwardly against a stop. The pipe 1 may be replaced by a solid member which acts as a sealing plug for the pipe 3.</p> |