FIELD: devices for preparation of gas mixtures in cryogenic refrigerating engineering and chemical engineering. SUBSTANCE: device for preparation of gas mixture has sources of clean gases, vacuum pump, bottle being filled, shut-off and measuring devices interconnected by means of manifold. Device is provided by at least one measuring capsule with valve connected to manifold by means of tight joint. EFFECT: ease of check and correction of gas mixture composition. 1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD FOR GAS MIXTURE PREPARATION | 0 |
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