| 摘要 |
<p>A tube heat exchanger comprises tubes (38) or bundles of relatively narrow long tubes (38) surrounded by jacket tubes (1-4; 41). One of the media streams inside the narrow tubes and the other medium in the jacket tubes. The tube heat exchanger is particularly characterized in that one (40) of the gables of the tube (38) or the bundle of tubes (38) is provided with a circular-cylindrical sealing sleeve (44) which is slidably mounted in the jacket tube (41).</p> |
