Anh
well pulling
well servicing
Đức
Behandlung
Reinigung
Säuberung
Pháp
entretien de puits
nettoyage
well pulling,well servicing /ENERGY-MINING/
[DE] Behandlung; Reinigung; Säuberung
[EN] well pulling; well servicing
[FR] entretien de puits; nettoyage