Non-aqueous patching mix and method

Details Non-aqueous patching mix and method Non-aqueous patching mix and method

1991-09-09

1994-06-28

Brunsman, David

Compositions: coating or plastic

Coating or plastic compositions

Bituminous material or tarry residue

C09D19500, C08L 9500

Patent

active

053243528

ABSTRACT:
A non-aqueous refractory maintenance mix made from 100% deadburned magnesite or other basic aggregate plus additions of coal tar pitch and a paraffin distillate oil. This mix is especially useful for the repair and maintenance of BOF, EAF, EBT, and OBT tapholes.

REFERENCES:
patent: 3729329 (1973-04-01), Morris et al.
patent: 4276091 (1981-06-01), Cassens, Jr.
patent: 4792578 (1988-12-01), Hughes et al.
patent: 4879319 (1989-11-01), Hughes
patent: 4959139 (1990-09-01), Blakeburn, II et al.
Grant and Hackh's Chemical Dictionary, Fifth Edition. Pp. 407 and 422 (1987).

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