Inventor · disambiguated record
Sze-Foo Chien
Also filed as: CHIEN SZE-FOO
13 granted patents·421 citations·filing 1976–1993
93Inventor score
Top patents by PatentIndex Score
13 records- 0196US4577691AMethod and apparatus for producing viscous hydrocarbons from a subterranean formationTEXACO INC·Filed 1984·Granted Mar 25, 1986·190 cites·8 claims
- 0282US4836032AMethod of determining the quality of steam for stimulating hydrocarbon productionTEXACO INC·Filed 1988·Granted Jun 6, 1989·43 cites·5 claims
- 0372US5421209AMeasurement of steam quality and mass flow rateTEXACO INC·Filed 1993·Granted Jun 6, 1995·34 cites·3 claims
- 0462US5035146AMethod and apparatus for determining steam quality and/or flow rate from impact force and flow restriction dataTEXACO INC·Filed 1990·Granted Jul 30, 1991·22 cites·14 claims
- 0558US4681466AMethod for determining quality of reduced quality steamTEXACO INC·Filed 1986·Granted Jul 21, 1987·19 cites·5 claims
- 0658US4100967ASystem for decreasing resistance to flow of crude oil up from a well or through a pipelineTEXACO INC·Filed 1976·Granted Jul 18, 1978·13 cites·5 claims
- 0757US4126182AMethod for decreasing resistance to flow of crude oil up from a well or through a pipelineTEXACO INC·Filed 1978·Granted Nov 21, 1978·13 cites·6 claims
- 0856US5092159AMethod and apparatus utilizing a single nozzle for effecting measurment of steam characteristicsTEXACO INC·Filed 1990·Granted Mar 3, 1992·18 cites·12 claims
- 0953US4849988AApparatus and method for measuring the quality of steamTEXACO INC·Filed 1988·Granted Jul 18, 1989·16 cites·6 claims
- 1045US5182939AMethod for determination of average downhole steam quality by measuring the slip ratio between the vapor and liquid phases of steamTEXACO INC·Filed 1991·Granted Feb 2, 1993·22 cites·4 claims
- 1142US5141055AMethod and apparatus for controlling the mass flow rate of steam in steam distribution systemsTEXACO INC·Filed 1991·Granted Aug 25, 1992·17 cites·10 claims
- 1238US5404745AMethod and apparatus for determining steam quality from steam velocity measurementTEXACO INC·Filed 1992·Granted Apr 11, 1995·7 cites·2 claims
- 1333US5214956AMethod and apparatus for determining steam quality by measuring the condensate rate of a steam sample flowing through a critical flow nozzleCHIEN SZE FOO·Filed 1990·Granted Jun 1, 1993·7 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →