EP1871983
SUBSURFACE CONNECTION METHODS FOR SUBSURFACE HEATERS
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EP einkaleyfi: Þýðing ekki lögð inn:
21.4.2006:
22.7.2009:
06751032.1
:
20.4.2026
:
SUBSURFACE CONNECTION METHODS FOR SUBSURFACE HEATERS
21.4.2006
22.7.2009
:
Shell Oil Company:
One Shell Plaza, P.O. Box 2463, 77252-2463, Houston, Texas, US
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Shell Internationale Research Maatschappij B.V.:
Carel van Bylandtlaan 30, 2596, HR Den Haag, NL
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BASS, Ronald Marshall:
Houston, Texas, US
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CARL, Frederick Gordon:
Houston, Texas, US
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KELTNER, Thomas J.:
Spring, Texas, US
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KIM, Dong Sub:
Sugar Land, Texas, US
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MASON, Stanley, Leroy:
Allen, Texas, US
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STEGEMEIER, George Leo:
Houston, Texas, US
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VINEGAR, Harold J.:
Bellaire, Texas, US
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674081 P:
22.4.2005:
US
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WO2006116131:
21.4.2006
:
E21B 36/04, H01R 4/08