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    • 42. 发明申请
    • PROTECTIVE SHEATH FOR STRUCTURAL COMPONENTS
    • 结构构件的防护罩
    • WO2013006356A2
    • 2013-01-10
    • PCT/US2012/044524
    • 2012-06-28
    • CHEVRON U.S.A. INC.TAAGEPERA, JaanNICCOLLS, Edwin Hall
    • TAAGEPERA, JaanNICCOLLS, Edwin Hall
    • F28D7/106E21B36/001F28F2275/08
    • A method to dissipate heat build-up in a structural component is disclosed. In one embodiment, the structural component is a composite pipe for carrying a hot fluid, e.g., petroleum products. The method comprises providing a protective sheath disposed around the structural component and forming an air space between the structural component and the sheath. The sheath has at least two gaps on its surface, with the gaps being sufficiently spaced apart to allow air flowing through the air space from one gap to another to dissipate heat build-up from the hot fluid contained within the structural component. In one embodiment, an intumescent material is applied near the gaps, which material expands when heated to a temperature in a fire to effectively close the gaps and protect the structural component from the fire.
    • 公开了消散结构部件中积聚的热量的方法。 在一个实施例中,结构部件是用于承载热流体的复合管,例如石油产品。 该方法包括提供设置在结构部件周围并在结构部件和护套之间形成空气空间的保护套。 所述护套在其表面上具有至少两个间隙,所述间隙充分间隔开以允许空气从一个间隙流过所述间隙从而从所述结构部件内容纳的热流体中消散积聚的热量。 在一个实施例中,膨胀材料被施加在间隙附近,当被加热到火中的温度时该材料膨胀以有效地封闭间隙并保护结构部件免受火灾。
    • 47. 发明申请
    • SUBSEA COOLER AND METHOD FOR CLEANING THE SUBSEA COOLER
    • SUBSEA冷却器和清洁冷却器的方法
    • WO2010110676A2
    • 2010-09-30
    • PCT/NO2010000121
    • 2010-03-29
    • FRAMO ENG ASKANSTAD STIG KAAREKANGAS NILS-EGILVALLAND AASMUNDBERLE ATLE
    • KANSTAD STIG KAAREKANGAS NILS-EGILVALLAND AASMUNDBERLE ATLE
    • E21B37/00E21B43/017E21B43/12
    • E21B43/01E21B36/001E21B43/12F28D1/022F28F9/0275F28F27/00F28G9/00F28G15/003
    • There is disclosed a subsea cooler for the cooling of a fluid flowing in a subsea flow line. The subsea cooler comprises an inlet and an outlet which are connectable to the subsea flow line and at least two cooling sections arranged in fluid communication with the inlet and the outlet of the subsea cooler. Each cooling section includes a plurality of cooling pipes which are configured such that they exchange heat energy with the surrounding sea water when the subsea cooler is in use. The subsea cooler is further provided with valve means such that the flow of fluid through the cooling sections may be regulated individually. There is also disclosed a method for removal of accumulated wax, hydrates and sand and debris which has accumulated in the subsea cooler wherein separate cooling section are shut off whereby the temperature of the fluid flowing through the subsea cooler is increased thereby melting the wax and hydrates, and whereby the speed of the fluid flow through the subsea cooler is increased thereby jetting out sand and debris.
    • 公开了一种用于冷却在海底流线中流动的流体的海底冷却器。 海底冷却器包括可连接到海底流动管线的入口和出口以及布置成与海底冷却器的入口和出口流体连通的至少两个冷却部分。 每个冷却部分包括多个冷却管,其构造成使得当海底冷却器在使用时它们与周围的海水交换热能。 海底冷却器还设置有阀装置,使得流过冷却段的流体流可以单独调节。 还公开了一种去除累积在海底冷却器中的积聚的蜡,水合物和砂和碎屑的方法,其中分离的冷却段被切断,由此流过海底冷却器的流体的温度升高,从而熔化蜡和水合物 并且由此流过海底冷却器的流体的速度增加,从而喷出砂和碎屑。
    • 49. 发明申请
    • CONDENSATION-INDUCED GAMMA RADIATION AS A METHOD FOR THE IDENTIFICATION OF CONDENSABLE VAPOR
    • 冷凝诱导的伽马辐射作为识别可冷凝蒸汽的方法
    • WO2008106539A3
    • 2008-11-27
    • PCT/US2008055169
    • 2008-02-27
    • AERA ENERGY LLCO'SULLIVAN TERENCE P
    • O'SULLIVAN TERENCE P
    • G01N23/00
    • G01V5/06E21B36/001E21B43/24E21B47/1015
    • Subsurface formations below the surface of the earth are detected by introducing a condensable matepal in vapor form into the subsurface formation, measuring radiation of the condensable material, increasing the concentration of the condensable matenal through condensation, measuring radiation of the condensable material of increased concentration, and comparing the radiation of the condensable matepal of increased concentration to the radiation of the condensable matenal in vapor form to identify the presence of the condensable matepal Gamma radiation in the well is bgged to define a background radiation response, the well is chilled by pumping cool water into it to cause steam surrounding the well to form condensate, gamma radiation in the well is logged to define a new radiation response and the new radiation response is compared to the background radiation response to identify vapors where the radiation increased
    • 通过将蒸汽形式的可冷凝配料引入地下地层,测量可冷凝材料的辐射,通过冷凝增加可冷凝的聚合物的浓度,测量浓度增加的可冷凝材料的辐射来检测地表以下的地下地层, 并将增加浓度的可冷凝配对物的辐射与蒸气形式的可冷凝成分的辐射进行比较,以确定井中可冷凝的对偶伽马辐射的存在被限制以限定背景辐射响应,通过泵送冷却 水进入其中以使井周围的蒸汽形成冷凝物,记录井中的γ辐射以定义新的辐射响应,并将新的辐射响应与背景辐射响应进行比较,以识别辐射增加的蒸气
    • 50. 发明申请
    • IMPROVED METHOD OF DEVELOPING A SUBSURFACE FREEZE ZONE USING FORMATION FRACTURES
    • 使用形成裂缝开发地表冻结区的改进方法
    • WO2008048453A3
    • 2008-07-24
    • PCT/US2007021666
    • 2007-10-10
    • EXXONMOBIL UPSTREAM RES COKAMINSKY ROBERT D
    • KAMINSKY ROBERT D
    • E21B36/00
    • E21B36/001E21B41/0064Y02C10/14
    • A method for lowering the temperature of a portion of a subsurface formation is provided. Preferably, the formation is an oil shale formation. The method includes the step of injecting a cooling fluid under pressure into a wellbore, with the wellbore having been completed at or below a depth of the subsurface formation. The wellbore has an elongated tubular member for receiving the cooling fluid and for conveying it downhole to the subsurface formation. The wellbore also has an expansion valve in fluid communication with the tubular member through which the cooling fluid flows. The method then includes the steps of injecting a cooling fluid under pressure into the wellbore, and expanding the cooling fluid across the first expansion valve. In this way, the temperature of the cooling fluid is reduced. The temperature of the surrounding formation is likewise reduced through thermal conduction and convection.
    • 提供了降低地下地层部分温度的方法。 优选地,地层是油页岩层。 该方法包括将压力下的冷却流体注入井眼的步骤,其中井筒已经在地下地层的深度处或其下方完成。 井眼具有用于接收冷却流体并将其输送到地下地层的细长管状构件。 井眼还具有与管状构件流体连通的膨胀阀,通过冷却流体流过该膨胀阀。 该方法包括以下步骤:将压力下的冷却流体注入到井眼中,并使冷却流体膨胀穿过第一膨胀阀。 以这种方式,冷却液的温度降低。 周围地层的温度同样通过热传导和对流降低。