Method for reducing permeability of a subterranean reservoir
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United States of America Patent
Stats
-
May 30, 2017
Issued Date -
N/A
app pub date -
Jan 27, 2012
filing date -
Jan 27, 2011
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The present invention provides a method of isolating a selected reservoir zone in a subterranean reservoir comprising at least the step of squeezing a treatment fluid into the selected reservoir zone, the treatment fluid comprising: a viscosifying agent; a fluid loss control agent; and a particulate material. The invention further provides a treatment fluid comprising a base fluid; a viscosifying agent; at least 20 kg/m3 of a fluid loss control agent; and a particulate material.
First Claim
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International Classification(s)
- 2012 Application Filing Year
- C09K Class
- 1833 Applications Filed
- 1451 Patents Issued To-Date
- 79.16 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- C09K Class
- 0 % this patent is cited more than
- 8 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Nov 30, 2024 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Nov 30, 2028 |
