Determination of coal bed natural gas production factors and a system to determine same

    公开(公告)号:AU2006223089A1

    公开(公告)日:2006-09-21

    申请号:AU2006223089

    申请日:2006-03-14

    Applicant: WELLDOG INC

    Abstract: The invention subject of this disclosure teaches a method of determining a production factor for a carbonaceous material reservoir, the method comprising: providing a well in a carbonaceous material reservoir; providing unsampled fluid at a depth in the well; placing a sensor adjacent to the unsampled fluid and performing a measurement on the unsampled fluid; using data from the measurement to determine a partial pressure of a solution gas in the carbonaceous material reservoir; and determining a production factor for the carbonaceous material reservoir from the partial pressure of the solution gas.

    DETERMINATION OF COAL BED NATURAL GAS PRODUCTION FACTORS AND A SYSTEM TO DETERMINE SAME
    5.
    发明申请
    DETERMINATION OF COAL BED NATURAL GAS PRODUCTION FACTORS AND A SYSTEM TO DETERMINE SAME 审中-公开
    煤层天然气生产要素的确定和确定相同的系统

    公开(公告)号:WO2006099399A2

    公开(公告)日:2006-09-21

    申请号:PCT/US2006009087

    申请日:2006-03-14

    CPC classification number: E21B49/087 E21B43/006 E21B47/10 G01V9/007

    Abstract: This invention relates to a method and system of determining gas content, critical desorption pressure, and/or other reservoir and operational variables, referred to as production factors, for coalbed natural gas wells. In particular, this invention relates to a method and system for measuring a partial pressure of methane or a predictor substance or a methane concentration for a coalbed natural gas reservoir and determining production factors therefrom.

    Abstract translation: 本发明涉及一种用于煤层天然气井的气体含量,临界解吸压力和/或其他储层和操作变量(称为生产要素)的方法和系统。 特别地,本发明涉及一种用于测量煤层气天然气储层的甲烷分压或预测物质或甲烷浓度的方法和系统,并由此确定生产因素。

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