Properties and user tests of new types of refractory concretes
β Scribed by Yu. P. Gorlov; A. P. Merkin; M. I. Zeifman; Yu. V. Sychev; K. G. Sorokina; E. V. Zvezdina
- Publisher
- Springer US
- Year
- 1981
- Tongue
- English
- Weight
- 168 KB
- Volume
- 22
- Category
- Article
- ISSN
- 1573-9139
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π SIMILAR VOLUMES
We study separation properties of non-Tychonoff spaces that are different from the well-known separation axioms and will play important roles in the theory of general topological spaces. Then, the notions of countably w-paracompact spaces and w-metrizable spaces are introduced, which are closely rel
## Abstract A series of new types of sulfurβbridged Lewis acids were synthesized. The ligands that contained the sulfoxide or sulfone as the joint moieties of two phenols were found to quantitatively give Lewis acids. These obtained Lewis acids also have good discrimination properties of some epoxi