Dr. Ludwig Roselius' research into this process led to the coffee brand Sanka in 1923
In 1903, German coffee importer Ludwig Roselius turns a batch of ruined 
coffee beans over to researchers, who perfect the process of... [DOC] [TLE] Methods Used in the Decaffeination of Coffee - The Coffee Brewers [PAR] Dr. Ludwig Roselius invented a method for decaffeinating coffee beans in ...