Norbert Rillieux Registered Patent No. 3,237 For A Vacuum-Pan Evaporator At The U.S. Patent Office On August 26,1843.
The Rillieux Evaporator Revolutionized The Sugar Industry Worldwide. His System Increased Fuel Efficiency And Made Possible The Production Of Refined And Granulated Sugar. Previously The Same Work Had Been Done By Hand, Resulting In A Crude, Carmel-Colored Form Of Sugar. The Principles Of The Rillieux System Are Incorporated In All Modern, Industrial Evaporation Processes, Such As Making Soap, Gelatin, Glue And Condensed Milk.
An Engineer And Egyptologist, Rillieux Was The Son Of A Slave And A French Planter. As A Resident Of New Orleans, He Was Dogged By Racial Prejudice. He Left The City In 1854, After A Requirement That Blacks Carry Passes Pushed Him Over The Limit.
Norbert Rillieux Died In Paris In 1894. He Was 89 Years Old.
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