| 摘要 |
PCT No. PCT/SE82/00421 Sec. 371 Date Jul. 29, 1983 Sec. 102(e) Date Jul. 29, 1983 PCT Filed Dec. 9, 1982 PCT Pub. No. WO83/02157 PCT Pub. Date Jun. 23, 1983.Plate heat exchanger having mainly rectangular plates mounted in a frame. According to the invention the plates (6, 8) are arranged in at least two groups, the plates having port holes of one size being arranged in one group, while plates having port holes of another size are arranged in another group, the plate group having the largest port holes being arranged closest to the inlet (3) while a plate group having smaller port holes (9) is arranged further away from the inlet (3). |
