✦ LIBER ✦
Semiporcelain raschig rings at the shchekinsk acid-resistant products factory
✍ Scribed by E. S. Vel'sovskaya
- Publisher
- Springer US
- Year
- 1973
- Tongue
- English
- Weight
- 114 KB
- Volume
- 30
- Category
- Article
- ISSN
- 0361-7610
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