Drill cuttings conveying apparatus with flexible duct for...

Details Drill cuttings conveying apparatus with flexible duct for... Drill cuttings conveying apparatus with flexible duct for...

E - Fixed Constructions

21

B

255/90

E21B 21/00 (2006.01)

Patent

CA 1185594

ABSTRACT OF THE DISCLOSURE A drill cuttings conveying head for a portable drill rig includes a flexible tubular duct portion which is operable in conjunction with extension and retraction cylinders for the head to bend the duct portion sufficiently to permit retraction of the head to provide suitable ground clearance for transport of the rig. An actuator for bending and straightening the flexible duct portion is interconnected by way of a pressure fluid control circuit with the head extension and retraction cylinders for movement of the duct portion in conjunction with the extension and retraction of the conveying head.

418158

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