Method of detoxifying asbestos by using room-temperature recrystallization scheme
AssigneeKorea Institute of Geoscience and Mineral Resources
InventorsYoung-Nam Jang, Soo-Chun Chae, Myung-Kyu Lee
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Abstract
Disclosed is a method of detoxifying asbestos by using a room-temperature recrystallization scheme. The method includes heat-treating a rock or slate containing asbestos; and putting the heat-treated rock or slate in an aqueous solution, to which organic acid is added, to allow the heat-treated rock or slate to react with the aqueous solution having the organic acid.
Claims14
A method of detoxifying asbestos by using a room-temperature recrystallization scheme, the method consists of:
- heat-treating a rock or slate containing asbestos;
- and
- putting the heat-treated rock or slate in an aqueous solution, to which organic acid is added, to allow the heat-treated rock or slate to react with the aqueous solution having the organic acid.
A method of detoxifying asbestos by using a room-temperature recrystallization scheme, the method comprising:
- heat-treating a rock or slate containing asbestos;
- and
- putting the heat-treated rock or slate in aqueous solution, to which organic acid is added, to allow the heat-treated rock or slate to react with the aqueous solution having the organic acid,
- wherein the organic acid is added to the aqueous solution at a weight ratio of 0.0125 to 0.06 with respect to the rock or the slate containing asbestos.
Dependencies are inferred from the claim text.