| 摘要 |
FIELD: construction. ^ SUBSTANCE: charge for glass production contains soda, quartz sand and calcium borate sludge at the following ratio of components, wt %: soda - 15.0-19.0; quartz sand - 62.0-70.0; calcium borate sludge - 15.0-19.0. ^ EFFECT: reduced temperature of glass boiling. ^ 1 tbl |
