Refractories and Industrial Ceramics Vol. 51, No. 2, 2010 Review prepared by the editorial staff of Novye Ogneupory Translated from Novye Ogneupory, No. 4, pp. 116 – 117, April, 2010. A METHOD OF MANUFACTURING ber possessing periodically repeated helium-filled internal bodies is additionally added to the charge. Diamond-like lay- REFRACTORY ARTICLES FROM ers are situated at the points of contact between the CHROMIUM OXIDE ultradispersed fiber and the carbon fiber, and elbor layers at B. L. Krasny sites where the fiber is in contact with the boron nitride. The Patent RU 2348593 helium and boron nitride possess an isotopic composition IPC C04B35/12 with low thermal neutron capture cross-section with the fol- A method of manufacturing refractory articles from chro- lowing ratios between the components: boron nitride B N , 11 15 mium oxide that incorporates preliminary manufacturing of 30 – 94.6 wt.%; carbon fiber, C, 5.0 – 25 wt.%; ultradispers- cakes from charge containing in dry mass 96% chromium ed silicon carbide, 0.2 – 15 wt.%; helium He, 0.2 – 30 wt.%. oxide, 4% titanium oxide, and a binder, extrusion, roasting in Bulletin, No. 7, 950 (2009). an oxidative medium, crushing and grinding of the cakes, sizing by fraction,
Refractories and Industrial Ceramics – Springer Journals
Published: Sep 10, 2010
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