Method for detecting tracer compounds for hydrocarbon production
First Claim
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1. Method for surveying a subsurface formation containing hydrocarbons, comprising:
- injecting at least one tracer compound into the subsurface formation;
recovering a fluid derived from the subsurface formation;
detecting the tracer compound in the fluid by liquid chromatography analysis coupled with tandem mass spectrometry analysis, the liquid phase chromatography analysis being conducted with a stationary phase composed of particles having a mean size equal to or less than 2.1 μ
m;
wherein at least one part of the tracer compound is a compound of formula;
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Abstract
The invention concerns a method for surveying a subsurface formation containing hydrocarbons, comprising:
- injecting at least one tracer compound into the subsurface formation;
- recovering a fluid derived from the subsurface formation;
- detecting the tracer compound in the fluid by liquid chromatography analysis coupled with tandem mass spectrometry analysis, the liquid chromatography analysis being conducted with a stationary phase composed of particles having a mean size equal to or less than 2.1 μm.
12 Citations
18 Claims
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1. Method for surveying a subsurface formation containing hydrocarbons, comprising:
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injecting at least one tracer compound into the subsurface formation; recovering a fluid derived from the subsurface formation; detecting the tracer compound in the fluid by liquid chromatography analysis coupled with tandem mass spectrometry analysis, the liquid phase chromatography analysis being conducted with a stationary phase composed of particles having a mean size equal to or less than 2.1 μ
m;wherein at least one part of the tracer compound is a compound of formula; - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. Method for surveying a subsurface formation containing hydrocarbons, comprising:
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providing at least one fluid derived from the subsurface formation, the fluid comprising at least one tracer compound injected into the subsurface formation; detecting the at least one tracer compound in the fluid by liquid chromatography analysis coupled with tandem mass spectrometry analysis, the liquid phase chromatography analysis being conducted with a stationary phase composed of particles having a mean size equal to or less than 2.1 μ
m;wherein said tracer compound is a compound of formula; - View Dependent Claims (9, 10, 11, 12, 13, 14)
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15. Method for surveying a subsurface formation containing hydrocarbons, comprising:
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injecting at least one tracer compound into the subsurface formation; recovering a fluid derived from the subsurface formation; detecting the tracer compound in the fluid by liquid chromatography analysis coupled with tandem mass spectrometry analysis, the liquid phase chromatography analysis being conducted with a stationary phase composed of particles having a mean size equal to or less than 2.1 μ
m, the detecting comprising the following steps;taking a sample of fluid; treating the sample of fluid with solid phase extraction on a support having hydrophilic and hydrophobic functions; filtering the sample; and determining the presence or absence of said tracer compound in the sample, and optionally measuring the quantity of said tracer compound present in the sample; wherein said tracer compound is a compound of formula; - View Dependent Claims (16)
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17. Method for surveying a subsurface formation containing hydrocarbons, comprising:
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providing at least one fluid derived from the subsurface formation, the fluid comprising at least one tracer compound injected into the subsurface formation; detecting the at least one tracer compound in the fluid by liquid chromatography analysis coupled with tandem mass spectrometry analysis, the liquid phase chromatography analysis being conducted with a stationary phase composed of particles having a mean size equal to or less than 2.1 μ
m, the detecting comprising the following steps;taking a sample of fluid; treating the sample of fluid with solid phase extraction on a support having hydrophilic and hydrophobic functions; filtering the sample; and determining the presence or absence of said tracer compound in the sample, and optionally measuring the quantity of said tracer compound present in the sample; wherein said tracer compound is a compound of formula; - View Dependent Claims (18)
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Specification