SENSOR HIGHWAY LIMITED patents filed

Company number: 03148432


Title Date Filed Status Publication number
Fiber optic temperature and pressure sensor and system incorporating same 2005-07-02 Granted GB2427910
Aparatus and method for preventing unwanted exposure of a device to an undesirable substance 2005-04-05 Ceased GB2424962
A laser source for use in optical-time domain reflectometry 2005-03-18 Ceased GB2424311
Polarimetric differential optical fibre sensor 2004-10-20 Granted GB2419401
Method and apparatus for measuring fluid properties 2004-07-17 Ceased GB2416394
System for deploying double-ended distributed temperature sensing systems 2004-06-29 Ceased GB2404017
System and method for making fiber optic measurements in a wellbore using a downhole opto-electronic uint 2004-03-31 Terminated GB2403292
Measuring a parameter in a region by determining the absolute optical path length between fibre optic arrayed reflectors located in that region 2004-01-19 Granted GB2398867
Measuring a parameter in an optical fibre interferometric array via subtracting the cross-talk phasor of the array sensors from their measured phasors 2004-01-19 Granted GB2415780
Use of fiber optics in deviated flows 2003-12-09 Ceased GB2408329
Use of fiber optics in deviated flows 2003-12-09 Ceased GB2397648
Determining fluid hold ups using distributed fibre optic temperature sensors 2003-12-09 Ceased GB2408328
Fluid velocity measurements in deviated wellbores 2003-12-09 Ceased GB2408327
Distributed temperature sensing 2003-11-26 Ceased GB2408571
Fibre optic well control system 2003-09-19 Ceased GB2393747
Fibre optic well control system 2003-09-19 Terminated GB2403752
Methods and systems to activate downhole tools with light 2003-08-29 Ceased GB2409479
Activation of downhole tools with light 2003-08-29 Ceased GB2426024
Optical fiber cable 2003-08-13 Terminated GB2404994
Subsea and landing string distributed temperature sensor system 2003-07-02 Granted GB2402956
Technique and system for measuring a characteristic in a subterranean well 2003-06-19 Ceased GB2406168
Scale detection 2003-06-12 Ceased GB2402738
System and method for packaging a fibre optic sensor 2003-05-13 Ceased GB2405470
Liquid level detector 2003-04-30 Terminated GB2401184
Distributed optical fibre measurements 2003-04-24 Granted GB2400906
Fluid flow measurement 2003-04-23 Ceased GB2401430
System and method for running a control line 2003-02-27 Ceased GB2398806
A well logging apparatus 2003-02-27 Granted GB2398805
Method and system for the use of a distributed temperature system in a subsea well 2003-02-04 Granted GB2398444
Optical time domain reflectometry 2003-01-30 Ceased GB2416588
Optical time domain reflectometry 2003-01-30 Ceased GB2403801
Optical time domain reflectometry 2003-01-30 Ceased GB2416587
System and method to minimise modulation instability 2002-12-20 Granted GB2397121
A method to monitor temperature in a vessel 2002-10-07 Ceased GB2394041
Subsea logging using alternative conduit in well communicating with floating instrument pod 2002-07-10 Ceased GB2414756
Method and apparatus to monitor, control and log subsea wells 2002-07-10 Ceased GB2414258
Method and apparatus to monitor,control and log subsea oil and gas wells 2002-07-10 Ceased GB2395965
Method and apparatus for flow measurement 2001-03-23 Ceased GB2382136
Cable laying pig 2000-04-14 Ceased GB2349440





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