Formation fluid sampling method
First Claim
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1. A METHOD OF OBTAINING SMAPLES OF CONNATE FLUID CONTENT OF AN EARTH FORMATION ABOUT A BOREHOLE TRAVERSING THE SAME COMPRISING THE STEPS OF:
- ESTABLISHING A FLOW OF FUILDS WITHIN AND FROM AND FORMATION;
MEASURING THE ELECTRICAL RESISTIVITY OF SAID FLOW;
PURGING THE FORMATION OF FILTRATE FLUIDS WITHING THE BOUNDARY OF SAID FLOW UNTIL OF RESISTIVITY MEASUREMENT BECOMES SUBSTANTIALLY CONSTANT;
DIVERTING SAID FLOW INTO A COLLECTION MEANS FOR OBTAINING A SAMPLE QUANTITY OF FLUID;
MEASURING SAID FLOW IN SAID COLLECTION MEANS;
AND, RECORDING THE VARIATION OF SAID FLOW MEASUREMENT WITH RESPECT TO TIME.
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1. A METHOD OF OBTAINING SMAPLES OF CONNATE FLUID CONTENT OF AN EARTH FORMATION ABOUT A BOREHOLE TRAVERSING THE SAME COMPRISING THE STEPS OF:
- ESTABLISHING A FLOW OF FUILDS WITHIN AND FROM AND FORMATION;
MEASURING THE ELECTRICAL RESISTIVITY OF SAID FLOW;
PURGING THE FORMATION OF FILTRATE FLUIDS WITHING THE BOUNDARY OF SAID FLOW UNTIL OF RESISTIVITY MEASUREMENT BECOMES SUBSTANTIALLY CONSTANT;
DIVERTING SAID FLOW INTO A COLLECTION MEANS FOR OBTAINING A SAMPLE QUANTITY OF FLUID;
MEASURING SAID FLOW IN SAID COLLECTION MEANS;
AND, RECORDING THE VARIATION OF SAID FLOW MEASUREMENT WITH RESPECT TO TIME.
- ESTABLISHING A FLOW OF FUILDS WITHIN AND FROM AND FORMATION;
Specification