Apparatus and method for driving casing or conductor pipe

Patent · Tue Oct 27 04:00:00 EST 1987

OSTI ID:5751739

Hipp, J

This patent describes an apparatus for driving casing or conductor pipe into the ground comprising in combination; a casing or conductor pipe adapted to be driven into the ground and having an internally disposed support shoulder at the bottom portion thereof, reciprocal impact driving means supported atop the casing or conductor pipe for applying percussive force thereto, a drill string assembly supported upon the support shoulder within the casing or conductor pipe for drilling a hole at the bottom thereof; a drill bit connected to the lower end of the drill string assembly, a fluid driven drilling means reasonably connected to the drilling string assembly for imparting rotary motion thereto independently from the movement of the casing or conductor pipe, and means associated with the drill string assembly for creating a fluid pressure differential between the interior and the exterior of the drill string assembly to evacuate drilling debris and cuttings from the drilled hole, the driving means and the drilling means operative simultaneously or sequentially.

• Assignee: James Hipp, New Iberia, LA
• Patent Number(s): US 4702325
• OSTI ID: 5751739
• Country of Publication: United States
• Language: English

Related Subjects

02 PETROLEUM
020300* -- Petroleum-- Drilling & Production
03 NATURAL GAS
030300 -- Natural Gas-- Drilling
Production
& Processing
CUTTINGS REMOVAL
DESIGN
DRILL BITS
DRILL PIPES
DRILLING EQUIPMENT
DRILLING FLUIDS
DRILLS
EQUIPMENT
FLUIDS
INSTALLATION
MATERIALS HANDLING EQUIPMENT
MECHANICAL STRUCTURES
NATURAL GAS WELLS
OIL WELLS
PIPES
REMOVAL
SUPPORTS
WELL CASINGS
WELLS