mini-symposium about SubSol technology Collaboration with: 1) Federal Institute for Geosciences and Natural Resources (BGR), Germany, [Dr. Gröschke Maike, Dr. Ralf Klingbeil] 2) KWR-Holland [Dr. Raat Klaasjan] 3) PAEW – Oman 4) MECA- Oman 5) MRMWR – Oman 6) MAF-Oman 7)Haya – Oman