Apparatus and method for evaluating the aptitude of a body to expel a product and their application on a rock sample.

摘要

The invention relates to a device and method for evaluating the aptitude of a body containing a product to expel it, and to their application. The method according to the invention comprises the following steps: . the said body and a reservoir are placed adjacent to each other; . a pressure gradient is produced between the reservoir and the said body, this gradient causing the expulsion towards the reservoir of at least a part of the said product and . the part of the body which is recovered is analysed in the said reservoir. <IMAGE>