Method for determining the point of the appearance of paraffin wax and the quantity of the wax in products petroleum, and apparatus for this determination.

摘要

A wax appearance point in a petroleum produce is determined by measuring change in volume as a function of temperature. The appearance point appears as a deviation from a rectilinear graph. The quantity of wax which appears is determined by comparing a measured volume graph as a function of temperature with an estimated volume graph.