FIELD: pumping-out vapor-and-gas media. SUBSTANCE: ejector includes nozzle and mixing chamber. Inner surface of mixing chamber is made from material at critical surface wetting tension not exceeding 75 dyne/cm. EFFECT: reduced losses of energy in mixing chamber. 1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
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|
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RU2135843C1 |
