| 摘要 |
<p>An ejector (1) provided with a mouth (12), a mouth piece (13), a throat (14) and a diffuser (15), a first seal element (4) and a second seal element (4') arranged to form a seal between the outer jacket surface (11) of the ejector (1) and the internal jacket surface (22) of a production tubing (2); and at least one channel (17) with an inlet portion (18) and an outlet portion (19) which extends from the outer jacket surface (11) of the ejector (1) to the throat (14), the channel (17) exhibiting a decreasing cross-sectional area.</p> |
