cryogenic purification
Subject: ENGY / Refrigerating technology
| Language | Term |
| DE - German | kryogene Gastrennung |
| EN - English | cryogenic purification |
| FR - French | purification cryogénique |
| PT - Portuguese | purificação criogénica |
| RU - Russian | криогенная ректификация |
| ZH - Chinese | 深冷净化 |