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    • 61. 发明申请
    • SUBSEA FLUID SAMPLING AND ANALYSIS
    • SUBSEA流体采样和分析
    • US20100059221A1
    • 2010-03-11
    • US12477190
    • 2009-06-03
    • Stephane VannuffelenRicardo VasquesTsutomu YamateAkira KamiyaKentaro IndoGary OddieJonathan MachinJulie MorganMorten StenhaugGraham BirkettOliver C. MullinsLars MangalPascal Panetta
    • Stephane VannuffelenRicardo VasquesTsutomu YamateAkira KamiyaKentaro IndoGary OddieJonathan MachinJulie MorganMorten StenhaugGraham BirkettOliver C. MullinsLars MangalPascal Panetta
    • E21B49/08E21B43/36E21B41/04
    • E21B49/081E21B41/04E21B49/086
    • Subsea apparatus and a method for sampling and analysing fluid from a subsea fluid flowline proximate a subsea well is provided, wherein the apparatus comprises at least one housing located in close proximity to said subsea fluid flowline; at least one fluid sampling device located in the housing in fluid communication with a said subsea fluid flowline for obtaining a sample of fluid from the subsea fluid flowline; at least one fluid processing apparatus located in the housing in fluid communication with said subsea fluid flowline for receiving and processing a portion of the fluid flowing through said fluid flowline or in fluid communication with the fluid sampling device, for processing the sample of fluid obtained from the subsea fluid flowline for analysis, while keeping the sample of fluid at subsea conditions; a fluid analysis device located in the housing, the fluid analysis device being in fluid communication with the fluid processing device and/or with the fluid sampling device, the fluid analysis device being used for analysing said sample of fluid or the processed sample of fluid to generate data relating to a plurality of properties of said sample of fluid and communicating said data to a surface data processor or to at least one other subsea apparatus; and conveying means included in the housing for conveying the housing means from one subsea fluid flowline to another subsea fluid flowline or for conveying the housing to the surface.
    • 提供了一种用于从靠近海底井的海底流体流线取样和分析流体的海底装置和方法,其中所述装置包括位于所述海底流体管线附近的至少一个壳体; 位于所述壳体中的至少一个流体采样装置与所述海底流体流路流体连通,以从所述海底流体流线获得流体样本; 位于壳体中的至少一个流体处理装置与所述海底流体流动线路流体连通,用于接收和处理流过所述流体流动管线的流体的一部分或与流体取样装置流体连通,以处理从 用于分析的海底流体流线,同时将流体样品保持在海底条件; 位于所述壳体中的流体分析装置,所述流体分析装置与所述流体处理装置和/或与所述流体取样装置流体连通,所述流体分析装置用于分析所述流体样品或所述经处理的流体样品 产生与所述流体样本的多个属性有关的数据,并将所述数据传送到表面数据处理器或至少一个其他海底设备; 以及包括在壳体中的输送装置,用于将壳体装置从一个海底流体流线输送到另一个海底流体流动线,或用于将壳体输送到表面。
    • 69. 发明授权
    • Methods and apparatus for determining gas-oil ratio in a geological
formation through the use of spectroscopy
    • 通过使用光谱法测定地质层中瓦斯油比的方法和装置
    • US5939717A
    • 1999-08-17
    • US15812
    • 1998-01-29
    • Oliver C. Mullins
    • Oliver C. Mullins
    • G01N21/35G01N33/24G01N33/28G01N8/12
    • G01N33/2823G01N21/3504G01N21/3577G01N21/359G01N33/241
    • Methods according to the invention include providing an OFA tool which subjects formation fluids to NIR illumination and which provides a spectral measurement of peaks at about 6,000 cm.sup.-1 and about 5,800 cm.sup.-1. The methods according to the invention also include calculating a ratio of the amplitudes of the absorption peaks to determine GOR. According to an alternate embodiment, the methods of calculating the ratio include referring to a database of spectra of hydrocarbons found in formation fluid and adjusting the amplitudes of the methane and oil peaks to account for the influences of other hydrocarbons on the spectrum of the formation fluid. A borehole apparatus for measuring the spectral peaks of oil and methane includes a testing region, a conduit for directing formation fluid into the testing region, a light source emitting at least near infrared rays into the testing region, a spectral detector optically coupled to the testing region, and a processor coupled to the spectral detector. The testing region is a transparent tube or chamber which is located between the light source and the spectral detector such that light directed from the light source to the spectral detector is interrupted by formation fluid. The spectral detector is preferably a filter spectrograph which measures the spectrum of the light which has been transmitted through the formation fluid in the testing region.
    • 根据本发明的方法包括提供OFA工具,其将地层流体照射到近红外照明,并提供在约6,000cm -1和约5800cm -1处的峰的光谱测量。 根据本发明的方法还包括计算吸收峰的幅度的比率以确定GOR。 根据替代实施例,计算比率的方法包括参考在地层流体中发现的烃的光谱数据库,并调整甲烷和油峰的振幅,以解释其他烃对地层流体光谱的影响 。 用于测量油和甲烷的光谱峰值的钻孔装置包括测试区域,用于将地层流体引导到测试区域中的导管,至少将近红外线射入测试区域的光源,光学耦合到测试 以及耦合到光谱检测器的处理器。 测试区域是位于光源和光谱检测器之间的透明管或室,使得从光源引导到光谱检测器的光被地层流体中断。 光谱检测器优选地是测量已经透过测试区域中的地层流体的光的光谱的滤光器光谱仪。
    • 70. 发明授权
    • Method of analyzing oil and water fractions in a flow stream
    • 分析流量中的油和水分数的方法
    • US5331156A
    • 1994-07-19
    • US15708
    • 1993-02-09
    • Daniel R. HinesNoboru WadaStephen GaroffOliver C. MullinsPaul HammondJeffrey TarvinStephen P. CramerRalphe Wiggins
    • Daniel R. HinesNoboru WadaStephen GaroffOliver C. MullinsPaul HammondJeffrey TarvinStephen P. CramerRalphe Wiggins
    • G01N21/35G01N33/28G01F5/00G01F1/74
    • G01N21/359G01N21/3577G01N33/2823
    • Methods for quantifying the oil and water fractions of a fluid stream. A first method broadly includes making optical density (OD) measurements of the fluid stream by detecting photons of a first predetermined energy where the oil and water absorption characteristics are substantially identical (e.g., 1710 nm wavelength), and determining the oil and water fractions f.sub.o and f.sub.w according to OD.perspectiveto.f.sub.w .alpha..sub.w l+f.sub.o .alpha..sub.o l where .alpha..sub.w and .alpha..sub.o are related to the absorption coefficients of the oil and water at the predetermined energy, l is the path width of the fluid stream, and f.sub.w +f.sub.o =1. A second method which eliminates scattering effects utilizes the photons at the first predetermined energy and further utilizes photons of a second predetermined energy which is sufficiently close to the first predetermined energy such that the oil fraction is a linear function of the OD over the energy range. The oil and water fractions are then determined from the difference in optical density values (.DELTA.OD) according to .DELTA.OD=f.sub.o [(OD.sub.o,a -OD.sub.o,b)- (OD.sub.w,a -OD.sub.w,b)]+(OD.sub.w,a -OD.sub.w,b), where OD.sub.o,a, OD.sub.o,b, OD.sub.w,a, and OD.sub.w,b are the optical densities per unit length of pure oil (o) and pure water (w) at the first (a) and second (b) wavelengths.
    • 用于量化流体流的油和水分数的方法。 第一种方法广泛地包括通过检测第一预定能量的光子来测量流体流的光密度(OD),其中油和水吸收特性基本相同(例如,1710nm波长),并且确定油和水分数fo 和fw根据OD&persp&fw alpha wl + fo alpha ol,其中αw和αo与预定能量下的油和水的吸收系数相关,l是流体流的路径宽度,fw + fo = 1。 消除散射效应的第二种方法利用第一预定能量的光子,并进一步利用足够接近于第一预定能量的第二预定能量的光子,使得油分数在能量范围内是OD的线性函数。 然后根据DELTA OD = fo [(ODo,a-ODo,b) - (ODw,a-ODw,b)] +(ODw,a-ODw,b) - 的光密度值(DELTA OD) a-ODw,b),其中ODo,a,ODo,b,ODw,a和ODw,b是在第一(a)处纯油(o)和纯水(w)的每单位长度的光密度, 第二(b)波长。