AMENDMENT NO. 2Mining Usufruct Agreement • March 31st, 1998 • Fx Energy Inc • Oil & gas field exploration services
Contract Type FiledMarch 31st, 1998 Company Industry
AMENDMENT No. 4Mining Usufruct Agreement • February 22nd, 2012
Contract Type FiledFebruary 22nd, 2012to the agreement on establishing mining usufruct with a view to prospecting for and exploration of crude oil and natural gas deposits within “Poznań Wschód” area comprising concession blocks No. 207 and 208