1008. A vacuum sluice valve: V L Biber and A B Kheifets, USSR Patent No 292048, appl 21st Feb 1969, publd 10th June 1971

• Publisher: Elsevier Science
• Year: 1972
• Tongue: English
• Weight: 142 KB
• Volume: 22
• Category: Article
• ISSN: 0042-207X
• DOI: 10.1016/0042-207x(72)91732-0