Process for the production of titanium dioxide pigments

Details Process for the production of titanium dioxide pigments Process for the production of titanium dioxide pigments

1987-08-24

1989-01-10

Yarbrough, Amelia Burgess

Wells

Processes

Distinct, separate injection and producing wells

423613, C09C 136

Patent

active

047971630

ABSTRACT:
Energy required for the calcining or drying operations in the production of titanium dioxide by the sulfate process and the chloride process is at least in part provided by burning by-product offgases containing carbon monoxide obtained in the chlorination of titanium-containing raw materials under reducing conditions.

REFERENCES:
patent: 3433594 (1969-03-01), Wilson et al.
patent: 3436180 (1969-04-01), Mas et al.
patent: 3446590 (1969-05-01), Michal et al.
patent: 3929962 (1975-12-01), Shiah
2244 Research Disclosure, Feb. 1981, No. 202, Havant Hampshire, Great Britain, "Clean Gas From Coal Replaces Distillate Oil".

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