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Lacey Coffey Phones & Addresses

  • Houston, TX
  • Biloxi, MS
  • Pearland, TX
  • Circle Pines, MN
  • National City, CA
  • Fairlawn, OH
  • 8410 Gulf Spring Ln, Houston, TX 77075 (713) 399-0374

Resumes

Resumes

Lacey Coffey Photo 1

Operations Manager

Location:
Houston, TX
Industry:
Oil & Energy
Work:
Control Flow
Operations Manager
Education:
Texas State University
Lacey Coffey Photo 2

Poker Dealer

Location:
Biloxi, MS
Industry:
Sports
Work:

Poker Dealer
Education:
United States Sports Academy 2009 - 2013

Publications

Us Patents

Portable Drill String Compensator

US Patent:
6968900, Nov 29, 2005
Filed:
Dec 9, 2002
Appl. No.:
10/314747
Inventors:
Richard D. Williams - Sugar Land TX, US
Lacey C. Coffey - Houston TX, US
Assignee:
Control Flow Inc. - Houston TX
International Classification:
E21B043/01
US Classification:
166355, 4052244, 4052243
Abstract:
A closed system drill string compensator having a hydraulic fluid accumulator, at least one air pressure vessel, and a piston and a piston rod slidably engaged within a cylinder. The drill string compensator provides tensioning force for supporting a drill string and permits the drilling vessel to remain connected to the drill string during ocean level changes caused by wave action or ocean heave. In one embodiment, the accumulator surrounds the cylinder and at least one air pressure vessel is radially disposed around the accumulator and the cylinder. In another embodiment, the accumulator surrounds the cylinder and includes two ports, one port for permitting fluid communication between the cylinder and the accumulator and a second port for permitting fluid communication between the accumulator and the air pressure vessel, the first port including a shut-off valve disposed therein. Methods of compensating a drill string are also disclosed.

Ram-Type Tensioner Assembly Having Integral Hydraulic Fluid Accumulator

US Patent:
7008340, Mar 7, 2006
Filed:
Dec 9, 2002
Appl. No.:
10/314710
Inventors:
Richard D. Williams - Sugar Land TX, US
Lacey C. Coffey - Houston TX, US
Assignee:
Control Flow Inc. - Houston TX
International Classification:
F16H 7/08
F16H 7/18
F21B 29/12
US Classification:
474101, 474110, 166355, 4052244
Abstract:
The invention is directed to a tensioner assembly for providing tensile force from a floating vessel at the surface of the ocean to the blowout preventer stack, or production tree, which is connected to the wellhead at the sea floor. The tensioner assembly compensates for vessel motion induced by wave action and heave and maintains a variable tension to the riser string alleviating the potential for compression and thus buckling or failure of the riser string. The tensioner assembly of the present invention includes a cylinder, a stop tube disposed with the cylinder, and a ram slidably engaged within the stop tube. The tensioner assembly also includes at least one gas, or air, transfer tube to create a pressurized air over hydraulic fluid arrangement to provide tensile force to the tensioner assembly.

Portable Drill String Compensator

US Patent:
7131496, Nov 7, 2006
Filed:
Jul 15, 2005
Appl. No.:
11/182636
Inventors:
Richard D. Williams - Sugar Land TX, US
Lacey C. Coffey - Houston TX, US
Assignee:
Control Flow Inc. - Houston TX
International Classification:
E21B 43/01
US Classification:
166355, 4052242, 4052243
Abstract:
A closed system drill string compensator having a hydraulic fluid accumulator, at least one air pressure vessel, and a piston and a piston rod slidably engaged within a cylinder. The drill string compensator provides tensioning force for supporting a drill string and permits the drilling vessel to remain connected to the drill string during ocean level changes caused by wave action or ocean heave. In one embodiment, the accumulator surrounds the cylinder and at least one air pressure vessel is radially disposed around the accumulator and the cylinder. In another embodiment, the accumulator surrounds the cylinder and includes two ports, one port for permitting fluid communication between the cylinder and the accumulator and a second port for permitting fluid communication between the accumulator and the air pressure vessel, the first port including a shut-off valve disposed therein. Methods of compensating a drill string are also disclosed.

Ram-Type Tensioner Assembly Having Integral Hydraulic Fluid Accumulator

US Patent:
7131922, Nov 7, 2006
Filed:
Mar 3, 2006
Appl. No.:
11/368076
Inventors:
Richard D. Williams - Sugar Land TX, US
Lacey C. Coffey - Houston TX, US
Assignee:
Control Flow Inc. - Houston TX
International Classification:
F16H 7/08
F16H 7/18
F21B 29/12
US Classification:
474101, 474110, 165355, 4052245
Abstract:
The invention is directed to a tensioner assembly for providing tensile force from a floating vessel at the surface of the ocean to the blowout preventer stack, or production tree, which is connected to the wellhead at the sea floor. The tensioner assembly compensates for vessel motion induced by wave action and heave and maintains a variable tension to the riser string alleviating the potential for compression and thus buckling or failure of the riser string. The tensioner assembly of the present invention includes a cylinder, a stop tube disposed with the cylinder, and a ram slidably engaged within the stop tube. The tensioner assembly also includes at least one gas, or air, transfer tube to create a pressurized air over hydraulic fluid arrangement to provide tensile force to the tensioner assembly.

Apparatus And Method For Positioning One Part Relative To Another Part

US Patent:
42098912, Jul 1, 1980
Filed:
Jul 17, 1978
Appl. No.:
5/925515
Inventors:
Raymond K. Lamb - Houston TX
Richard E. Weathers - Houston TX
Lacey C. Coffey - Houston TX
Stephen J. Walker - Houston TX
Assignee:
NL Industries, Inc. - New York NY
International Classification:
E21B 4301
E21B 33035
US Classification:
29466
Abstract:
Apparatus for positioning a first part with respect to a second part is characterized by a cylindrical guide respectively attachable to each part, a helical surface being disposed on each guide, each helical surface including a right hand half and a left hand half. A piston-cylinder is disposed on the second part, the piston being extendable to engage the guide on the first part to axially align the guides. After alignment, the piston is retractable to bring the helical surfaces into contact to generate a torque and align the parts. In another embodiment, the guide for the second part is formed on the piston while the guide on the first part has an axial alignment member projecting therefrom to engage the guide on the second part to align the guides. Once aligned, the helical surfaces contact each other with the piston extended. The contact between the helical surfaces causes the rotational alignment of the second part with respect to the first part.
Lacey C Coffey from Houston, TXDeceased Get Report