816. Trap for a vacuum diffusion pump: K I Uturgaidze and G I Tigishvili,USSR Patent No 338688, appl 8th June 1970, publd 12th June 1972.

• Publisher: Elsevier Science
• Year: 1973
• Tongue: English
• Weight: 142 KB
• Volume: 23
• Category: Article
• ISSN: 0042-207X
• DOI: 10.1016/0042-207x(73)92555-4