Production of potassium salts from feldspar

• Book ID: 104117987
• Publisher: Elsevier Science
• Year: 1912
• Tongue: English
• Weight: 63 KB
• Volume: 173
• Category: Article
• ISSN: 0016-0032
• DOI: 10.1016/s0016-0032(12)90617-1

✦ Synopsis

will support a suspended weight of 20 grammes; after 5oo hours' use they will support 15 grammes. An artificial silk mantle lasted seven weeks on a high-pressure burner on which a ramie mantle lasted only six days.