首页>
外国专利>
The apparatus and method of recovery of the ether and the alcohol lost in the atmosphere during the manufacture of the powders, of the bristle, artificial or other or the alcohol and the ether are used together or separately.
The apparatus and method of recovery of the ether and the alcohol lost in the atmosphere during the manufacture of the powders, of the bristle, artificial or other or the alcohol and the ether are used together or separately.
