Well cementing method and apparatus

Patent · Tue Aug 18 04:00:00 EDT 1987

OSTI ID:6109240

Gilbert, B

A fluid slurry retaining apparatus is described for use on a wireline setting tool in a well, the setting tool being of the type having a power actuated outer sleeve and a cooperating inner tubular member, comprising: a retainer having external gripping and sealing means engageable with the setting tool outer sleeve for gripping and sealing the surrounding well bore upon opposite relative movement of the setting tool outer sleeve and cooperating inner tubular member to seal off a lower region of the well from an upper annular region, the retainer having a solid lower extent with an open interior and ports which communicate the interior of the retainer with the lower well region; a sliding valve located within the lower extent of the retainer, the sliding valve comprising a collect body and upwardly extending collect fingers, the valve being slidable between an open position in which the ports communicate the interior of the retainer with the lower well region and a closed position in which the collect body closed off communication through the ports; an inner body initially received within the interior of the retainer, the inner body having an upper end engageable with the setting tool inner cooperating member and having openings at a lower end thereof which are alignable with the ports of the retainer when the sliding valve is in the open position, the upper end having an exterior surface with an external ramp area formed in a portion of the exterior; and a collect latch initially securing the inner body within the retainer with the body openings aligned with the ports to allow circulation of well fluids through the ports and through the interior of the apparatus as the apparatus is being run to the desired setting depth within the well bore.

• Assignee: Hughes Tool Co., Houston, TX
• Patent Number(s): US 4687063
• OSTI ID: 6109240
• Country of Publication: United States
• Language: English

Related Subjects

02 PETROLEUM
020300* -- Petroleum-- Drilling & Production
03 NATURAL GAS
030300 -- Natural Gas-- Drilling
Production
& Processing
BUILDING MATERIALS
CEMENTING
CEMENTS
CONTROL EQUIPMENT
DEPTH
DIMENSIONS
DISPERSIONS
EQUIPMENT
FLOW REGULATORS
MATERIALS
MIXTURES
NATURAL GAS WELLS
OIL WELLS
OPENINGS
RESTRAINTS
SEALS
SLURRIES
SUSPENSIONS
TUBES
VALVES
WELLS