公开(公告)号：US3561987A

公开(公告)日：1971-02-09

申请号：US3561987D

申请日：1968-06-13

Applicant: COMBUSTION ENG

Inventor： JACOBS LOUIS J ,  FISHER ROBERT E ,  CHERRY CARL J

IPC: C04B33/13 ,  C04B35/01 ,  C04B35/12 ,  C04B35/42 ,  C04B35/44

CPC classification number: C04B33/131 ,  C04B33/13 ,  C04B35/01 ,  C04B35/12 ,  C04B35/42 ,  C04B35/44

Abstract: A CHROME BASE PLASTIC REFRACTORY MATERIAL EMPLOYING AN ACID PHOSPHATE BINDER, SUCH AS ALUMINUM PHOSPHATE OR PHOSPHORIC ACID, AND A COATING ON THE CHROME ORE PARTICLES TO PREVENT REACTION BETWEEN THE BASIC CONSTITUENTS OF THE ORE AND THE ACID BINDER DURING STORAGE. THE COATING SOLUTION CONTAINS SODIUM ZINC HEXAMETAPHOSPHATE, CUPRIC ACETATE AND SODIUM NITRITE.