Is the Neo method part of the mine method of construction

No, mine method and Neo method are two different construction methods.

The mine method is a traditional construction method, which is developed in the long-term construction practice. It is to wood or steel components as a temporary support, to be formed after the tunnel excavation. Gradually remove the temporary support down, and replaced by a whole thick lining as a permanent support for the construction method.

New Austrian method referred to as NATM, the concept of new Austrian law is an Austrian scholar Labcewicz (L. V. RABCEW ICZ) Professor in the 50's, it is based on the experience of tunneling and rock mechanics theory, the combination of anchors and shotcrete, as the main means of support a construction method, after a number of countries, many practical and theoretical research, in the 60's to obtain a patent and officially named the "NATM". In the 60s, it was patented and formally named.