Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Treatment of waste from iron ore reduction

Treatment of waste from iron ore reduction

US Patent 4698219 · Granted Oct 6, 1987

Estimated economic value: $8,821,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Process and apparatus for ethylene production1990
Vaporization of liquids1988
Gas cooling with heat recovery1987
Treatment of purge gas1985
Fluidized bed system1984
Recovery of heat and vaporized material from a reaction effluent1983
Method for preventing the undesirable condensation of aluminum chloride in a fra1983
Process for fractionating close boiling components of a multi-component system1982
Stripping of aqueous ammonium carbonate solution1982
Process and apparatus for fractionating close boiling components of a multi-comp1982
Treatment of waste water from nitrile production1981
Heat and volatized salt recovery from reaction effluent1981