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| Number | Title | Issue Date |
| 6045843 | Acid-reduced, whole bean coffee process A process for producing acid reduced coffee beans. An aqueous solution including potassium hydroxide and polyethylene glycol is applied to whole bean coffee immediately after roasting. The water from the solution dries, leaving a coating that reduces oxid... | 04/04/2000 |
| 5853787 | Method for reducing coffee acidity A method of brewing coffee having reduced acidity is disclosed. In the method, an acid-neutralizing composition comprising calcium carbonate, potassium hydroxide, magnesium hydroxide, and potassium chloride is utilized to produce a brewed coffee having a ... | 12/29/1998 |
