Patent ID: 11964284
Assignee: BIOAPATITE, INC.
Field: Chemical engineering (Chemistry)
Classification: CPC A  B | IPC A  B

Claim 7:
8. A method for separating an egg shell and an egg shell membrane from each other, using an apparatus for separation of egg shell membrane, the apparatus comprising:
a bottomed cylindrical container with an opening on the top;
an alkaline solution supplying part positioned near the bottom of the container side; and
an egg shell feeding part positioned near the center of the opening on the top of the container;
wherein the method comprises steps of:
adding an alkaline solution from the alkaline solution supplying part to generate a swirling flow of the alkaline solution in the container;
adding an egg shell with an egg shell membrane attached thereto from the egg shell feeding part; and
collecting an egg shell membrane suspended in the swirling flow of the alkaline solution,

wherein the alkaline solution has a pH of 10 to 14 and is an aqueous calcium hydroxide solution.