Reverse Circulation Drilling Animation Pinnacle Drilling Products LP 2:23 5 years ago 95 085 Далее Скачать
FILM COLLI DRILL DRILL PIPES FOR DIRECTIONAL DRILLING - by Renzo Chirulli Renzo Chirulli 9:07 8 years ago 475 Далее Скачать
Drill Pipes manufactured by IDT a Colli Drill Group company - by Renzo Chirulli Renzo Chirulli 5:11 8 years ago 414 Далее Скачать
Reverse circulation drilling method National Ground Water Association 1:35 16 years ago 147 449 Далее Скачать
HMH RCD (Reverse Circulation Drilling) Technology with Wirth Pile Top Drilling Rigs HMH 3:26 1 year ago 11 573 Далее Скачать
Big Bore Reverse Circulation Drilling Drilling Supply & Mfg. 11:33 10 years ago 104 941 Далее Скачать