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earth wells
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Showing 1-7 of 7 results
Mark Name
Mark Description
Owned by:
OTIS ENGINEERIN...
Filed on: 03-09-1992
Status:
Abandoned-Failure to Resp...
lock mandrels for use in earth wells, such as oil, gas, water and environmental wells
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RPT
Owned by:
OTIS ENGINEERIN...
Filed on: 06-22-1992
Status:
Abandoned-No Statement of...
locking and sealing profiles for downhole tools for use in earth wells; namely, landing nipples locking and sealing profiles for downhole tools
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SINTERWRAP
Owned by:
HALLIBURTON ENE...
Filed on: 08-29-1991
Status:
Cancelled-Section 8
screen for use in earth wells; namely, rolled, welded porous sintered metal tube mounted on a mandrel and wrapped with wire
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SINTERPAK
Owned by:
HALLIBURTON ENE...
Filed on: 08-29-1991
Status:
Cancelled-Section 8
screen for use in earth wells; namely, porous seamless metal tubes
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HSSC
Owned by:
OTIS ENGINEERIN...
Filed on: 05-26-1992
Status:
Cancelled-Section 8
filtration devices for use in earth wells; namely, well screens and porous well filters
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BI - O - PAC
Owned by:
OTIS ENGINEERIN...
Filed on: 07-02-1990
Status:
Cancelled-Section 8
sand control services for the oil and gas industry; completion of earth wells by the process generally known as gravel packing
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OASIS
Owned by:
OTIS ENGINEERIN...
Filed on: 05-18-1993
Status:
Abandoned-Failure to Resp...
analysis services for determining forces, stresses and movements expected to occur in the tubing strings of earth wells based on specified condi
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