| 3/27/2018 | 901580200012 | GEOPHYSICAL TOOLS AND DEVICES
| 1 | Units | 16223.13 | N/A | TEZCÜRLER SAVUNMA SANAYI TICARET LIMITED SIRKETI |
| 3/13/2018 | 901580200012 | WELL MEASURING DEVICE (COMPLETE WITH ACCESSORIES AND EQUIPMENT)
| 1 | Units | 49501.6 | N/A | ENMAD SONDAJ MAKINAMÜH.MAD.JEOTE.SAN.TIC.LTD.STI. |
| 3/13/2018 | 901580200012 | GEOPHYSICAL MEASURING DEVICE
| 200 | Units | 22572.7 | N/A | MTA GENEL MÜDÜRLÜGÜ |
| 3/13/2018 | 901580200012 | GEOPHYSICAL MEASURING DEVICE
| 36 | Units | 350158.57 | N/A | MTA GENEL MÜDÜRLÜGÜ |
| 3/29/2018 | 901580200012 | TOOLS AND DEVICES USED IN GEOPHYSICS
| 41 | Units | 18544.24 | N/A | SANGARI MÜHENDISLIK DANISMANLIK PROJE VE TAAHHÜT SANAYI TICARET ANONIM SIRKETI |
| 3/4/2018 | 901580200012 | GEOFIZIGE TOOLS AND DEVICES
| 2 | Units | 4972.21 | N/A | YAKIN DOGU DENIZ ACENTELIGI ANONIM SIRKETI |
| 3/15/2018 | 901580200012 | SEISMIC WAVE DEVICE; 100172473 - 100122445 SN; G3353 / G7840-1
| 2 | Units | 32262.41 | N/A | DOWELL SCHLUMBERGERMIDDLE EAST ANKARA TÜRKIYE SB. |
| 3/25/2024 | 901580200012 | WELL CEMENT QUALITY 3D MEASURING DEVICE / DEVICE | 1 | UNIT | 52309 | N/A | PRODUCTION SOLUTIONS INTERNATIONAL PETROL ARAMA HİZMETLERİ ANONİM ŞİRKETİ |
| 3/19/2024 | 901580200012 | GEOPHYSICS INSTRUMENTS AND DEVICES | 1 | UNIT | 2084 | N/A | DEL-MAK MÜHENDİSLİK MAKİNE MADEN İNŞAAT TAŞIMACILIK SANAYİ TURİZM VE TİCARET LİMİTED ŞİRKETİ |
| 3/4/2024 | 901580200012 | GEOPHYSICAL DEVICE (WITH ACCESSORIES) | 1 | UNIT | 3084 | N/A | TETKİK ZEMİN İNŞAAT MADENCİLİK TURİZM VE TAŞIMACILIK DIŞ TİCARET LİMİTED ŞİRKETİ |