C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
C04B 35/14 (2006.01) C04B 35/10 (2006.01) C04B 35/18 (2006.01) C04B 35/63 (2006.01)
Patent
CA 2124993
A vitreous silica-based plastic refractory comprising at least 50 wt.% vitreous silica having a purity of at least 99% silica, a refractory plasticizer, and a bonding system containing an alpha alumina-containing alumina capable of reacting with phosphoric acid to form an aluminum phosphate bond and phosphoric acid.
Matériau réfractaire plastique à base de silice vitreuse constituée d'au moins 50 % en poids de silice vitreuse pure à au moins 99 %, d'un plastifiant réfractaire et d'un liant contenant une alumine renfermant une alpha-alumine capable de réagir avec l'acide phosphorique pour donner une matière liante constituée de phosphate d'aluminium et de l'acide phosphorique.
Harbison-Walker Refractories Company
Macrae & Co.
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