| 3/19/2018 | 901580200012 | GEOPHYSICAL SURVEY SYSTEM (WITH ACCESSORIES)
| 1 | Units | 9501.3 | N/A | DERINSU SUALTI MÜHENDISLIK VE DANISMANLIK HIZ.LTD.ST |
| 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. |
| 3/28/2018 | 901580200012 | SEISMOGRAPH AND AXELOGRAPH (WITH ACCESSORIES)
| 10 | Units | 26804.12 | N/A | SENTEZ YER VE YAPI MÜHENDISLIGI TICARET LTD.STI. |
| 3/8/2024 | 901580200012 | SEISMOGRAPH SEISMIC RECORDER (WITH ACCESSORIES) | 5 | UNIT | 8893 | N/A | SENTEZ YER VE YAPI MÜHENDİSLİĞİ TİCARET LİMİTED ŞİRKETİ |
| 3/11/2018 | 901580200012 | GEOPHYSICAL TOOLS AND DEVICES WITH ACCESSORIES
| 1 | Set | 2557.12 | N/A | TEZCÜR ULUSLARARASI TEKNOLOJIK ÜRÜNLER TIC.LTD.STI. |
| 3/8/2024 | 901580200012 | 12 CHANNEL SEISMOGRAPH (DISASSEMBLED, WITH ACCESSORIES) | 3 | SET | 9691 | N/A | SENTEZ YER VE YAPI MÜHENDİSLİĞİ 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 |
| 3/8/2024 | 901580200012 | WELL BOTTOM INCLINE MEASURING DEVICE (IN SET WITH ACCESSORIES/I) | 1 | UNIT | 23701 | N/A | BARKOM GRUP SONDAJ MAKİNE VE EKİPMANLARI SANAYİ TİCARET ANONİM ŞİRKETİ |
| 3/19/2024 | 901580200012 | SEISMIC RECORDING DEVICE GEOPHONE (GROUND RESISTANCE / METER-1 SET) (WITH ACCESSORIES) | 1 | SET | 13703 | N/A | SENTEZ YER VE YAPI MÜHENDİSLİĞİ TİCARET LİMİTED ŞİRKETİ |