Supply of rods and Spare parts for GEFCO drilling machines divided into five (05) Batchs

E.NA.GEO

Entreprise Nationale de Géophysique

Département Passation des Marchés

BP. 140, Zone Industrielle, Hassi Messaoud

Tél : 029 79 77 00 / 73 41 57 / 79 69 75

Fax : 029 79 83 48

3^rd EXTENSION OF DEADLINE

Tender open to national and international competition

N° 20/DAGS/FONCT/2025

The National Company of geophysics initiates a National and International Open Competitive invitation to tender n° 20/DAGS/FONCT/2025, relating to :

Supply of rods and Spare parts for GEFCO drilling machines divided into five (05) Batchs:

Batch n° 01: Drill rods for GEFCO-STARDRILL 300 drill rig,

Batch n° 02: Spare part for GARDNER DENVER mud pump,

Batch n° 03: Spare parts for various GEFCO drilling machines,

Batch n° 04: Spare parts for MAYHEW-KOEHRING SPEEDSTAR drilling rig,

Batch n° 05: Spare parts for GARDNER DENVER 7½" X 10" duplex mud pump,

Published in the BAOSEM N° 2426 of 15/09/2025 that the deadline of folds deposit, which was initially planned for the 28/11/2025, is extended by fifteen

 (15) days until 14/12/2025.

The folds opening session will take place on a date which will be communicated to you later.