Downhole formation testing tool
First Claim
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1. A downhole tool positionable in a wellbore penetrating a subterranean formation, the subterranean formation having a formation fluid therein, comprising:
- a housing;
a coring bit disposed in the housing, the bit being extendable from the housing for engaging a wellbore wall; and
a sample chamber for storing at least two formation samples obtained with the coring bit, wherein the sample chamber includes at least two portions for separately storing the formation samples.
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Abstract
A downhole tool positionable in a wellbore penetrating a subterranean formation is disclosed. The downhole tool includes a housing, a coring bit and a sample chamber. The coring bit is disposed in the housing and is extendable therefrom for engaging a wellbore wall. The sample chamber stores at least two formation samples obtained with the coring bit and includes at least two portions for separately storing the formation samples.
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Citations
17 Claims
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1. A downhole tool positionable in a wellbore penetrating a subterranean formation, the subterranean formation having a formation fluid therein, comprising:
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a housing; a coring bit disposed in the housing, the bit being extendable from the housing for engaging a wellbore wall; and a sample chamber for storing at least two formation samples obtained with the coring bit, wherein the sample chamber includes at least two portions for separately storing the formation samples. - View Dependent Claims (2, 3, 4)
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5. A sample storage assembly for a downhole coring tool positionable in a wellbore penetrating a subterranean formation, the subterranean formation having a formation fluid therein, comprising:
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a first portion for receiving a first sample; and a second portion for receiving a second sample, wherein the first and second samples are selectively isolated. - View Dependent Claims (6, 7, 8, 9, 10)
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11. A method of storing a plurality of samples obtained from a subterranean formation in a downhole tool positionable in a wellbore penetrating the subterranean formation, the method comprising:
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removing a first sample from a coring bit; placing the first sample into an opening defining an entrance into a storage assembly; sealing the first sample in a first portion of the storage assembly; removing a second sample from a coring bit; placing the second sample into the opening; and sealing the second sample in a second portion of the storage assembly, wherein the first and second samples are isolated from each other. - View Dependent Claims (12, 13, 14)
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15. A method of storing a plurality of samples obtained from a subterranean formation in a downhole tool positionable in a wellbore penetrating the subterranean formation, the method comprising:
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placing a first sample into a first portion of a storage assembly, the first portion having a first end and a second end; sealing the second end of the first portion, thereby defining a first end of a second portion; and placing a second sample into the second portion of the storage assembly. - View Dependent Claims (16, 17)
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Specification