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Continuous Process for Thermal Depolymerization and Monomer Repurposing Using Geothermal Energy

Resumen de: US2025059341A1

A geothermal system including a heat-driven process system using heat extracted from a magma wellbore for driving a thermal process. The system includes a magma wellbore connected to the heat-driven process system in a closed loop. A heated heat transfer fluid conveys the heat from the magma wellbore to a reactor housing a decomposition reaction. The reactor can be a batch reactor, a continuous reactor, or a through-flow reactor. The heat provides the reaction temperature necessary for driving the decomposition reaction of a polymer to an end product. The heat can be provided directly by the heated heat transfer fluid, by an intermediate heat transfer fluid heated by the heated heat transfer fluid, or by a reaction medium heated by the heated heat transfer fluid.

DOWNHOLE VALVE ASSEMBLY

Resumen de: US2025059852A1

A valve assembly for downhole completion operations and method for using the assembly is described. The valve assembly relies on non-polymeric interfaces between the valve components for sealing the valves without elastomeric materials, thereby making the valve assembly suitable for high temperature well operations, such as 320° C. to 600° C. which are typically encountered in geothermal well operations. The valve assembly includes a first seat which receives an actuating member to actuate the opening of ports in the housing, thereby allowing for fluid injection into the formation adjacent the valve assembly through the ports. A seal assembly suitable for use in high temperature well operations is also described.

APPARATUS AND PROCESS FOR FRACTURE CONDUCTIVITY TUNING

Resumen de: US2025059871A1

Tuning fracture hydraulic conductivity can be provided so that high hydraulic conductivity in high temperature zones and low hydraulic conductivity in low temperature zones can be defined in enhanced geothermal systems (EGS). Uniform thermal gradient along flow paths can be provided or defined to help provide such conductivity zones. Experimentation performed to evaluate embodiments showed that embodiments could prevent appearance of dominant flow paths between the wells and maintain high heat extraction rates. Embodiments can greatly increase cumulative heat extraction. Embodiments can also be provided for application solely to the injection wells. Other embodiments can position tuning agents between the wells and still help provide control of the fluid flow in the reservoir and enhance heat extraction.

THERMAL DEPOLYMERIZATION AND MONOMER REPURPOSING USING GEOTHERMAL ENERGY

Resumen de: WO2025038121A1

A geothermal system including a heat-driven process system using heat extracted from a magma wellbore for driving a thermal process. The system includes a magma wellbore connected to the heat-driven process system in a closed loop. A heated heat transfer fluid conveys the heat from the magma wellbore to a reactor housing a decomposition reaction. The reactor can be a batch reactor, a continuous reactor, or a through-flow reactor. The heat provides the reaction temperature necessary for driving the decomposition reaction of a polymer to an end product. The heat can be provided directly by the heated heat transfer fluid, by an intermediate heat transfer fluid heated by the heated heat transfer fluid, or by a reaction medium heated by the heated heat transfer fluid.

SYSTEM AND METHOD FOR ENERGY AND RESOURCE EXTRACTION WITH REDUCED EMISSIONS

Resumen de: AU2023395079A1

(12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property (1) Organization11111111111111111111111I1111111111111ii111liiili International Bureau (10) International Publication Number (43) International Publication Date W O 2024/126875 Al 20 June 2024 (20.06.2024) W IPO I PCT (51) International Patent Classification: CROSSLEY, Robert; c/o CGG Services SAS, 27, Avenue F24T10/17(2018.01) E21B 43/24 (2006.01) Carnot, 91300 MASSY (FR). DRUMM, Elisha; c/o CGG (21) International Application Number: Services SAS, 27, Avenue Carnot, 91300 MASSY (FR). PCT/EP2023/087689 POTGIETER, Junior; c/o CGG SERVICES SAS, 27, Av enue Carnot, 91300 MASSY (FR). NORMAN, Max; c/o (22) International Filing Date: CGG SERVICES SAS, 27, Avenue Carnot, 91300 MASSY 22 December 2023 (22.12.2023) (FR). WILLIAMS, Mark; c/o CGG Services SAS, 27, Av (25) Filing Language: English enue Carnot, 91300 MASSY (FR). (74) Agent: SCHMIT, Charlotte; IPSILON, Le Centralis, 63 (26)PublicationLanguage: English Avenue du General Leclerc, 92340 BOURG-LA-REINE (30) Priority Data: (FR). FR2308350 01 August 2023 (01.08.2023) FR (81) Designated States (unless otherwise indicated, for every (71) Applicant: CGG SERVICES SAS FR/FR; 27, Avenue kind ofnational protection available): AE, AG, AL, AM, Carnot, 91300 MASSY (FR). AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CV, CZ, DE, DJ, DK, DM, (72)Inventors: PETER-BORIE, Marine; c/o CGG DO, DZ, EC,

HEAT EXTRACTION SYSTEM AND METHOD FOR EXTREME ENVIRONMENTS

Resumen de: AU2023416997A1

(12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property (1) Organization11111111111111111111111I1111111111111i1111liiiii International Bureau (10) International Publication Number (43) International Publication Date W O 2024/141507 Al 04 July 2024 (04.07.2024) W IPO I PCT (51) InternationalPatent Classification: (81) Designated States (unless otherwise indicated, for every F24T 10/17 (2018.0 1) kind of national protection available): AE, AG, AL, AM, (21) International Application Number: AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, PCT/EP2023/087738 CA, CH, CL, CN, CO, CR, CU, CV, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, Fl, GB, GD, GE, GH, GM, GT, (22) International Filing Date: HN, HR, HU, ID, IL, IN, IQ, IR, IS, IT, JM, JO, JP, KE, KG, 22 December 2023 (22.12.2023) KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, MG, MK, MN, MU, MW, MX, MY, MZ, NA, (25)FilingLanguage: English NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, (26) Publication Language: English RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, ST, SV SY, TH, (30)PriorityData: TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, WS, FR2308348 01 August 2023 (01.08.2023) FR ZA,ZMZW. (84) Designated States (unless otherwise indicated, for every (71)Applicant: CGG SERVICESSASFR/FR;27,Avenue kind of regional protection available): ARIPO (BW, CV, Carnot,91300MASSY(FR). GH, GM, KE, LR, LS, MW, MZ, NA, RW, SC, SD, SL, ST, (72) Inventors: PETER-BORIE

Geothermally Powered Pyrometallurgical Zinc Production

Resumen de: US2025060163A1

A geothermally powered zinc production subsystem includes a geothermal system with a wellbore extending from a surface into an underground magma reservoir. A hopper receives a sphalerite ore that is crushed and provided to a flotation tank. The flotation tank is heated by a heat transfer fluid heated by the geothermal system, and a product of the flotation tank is used to prepare zinc.

DRILLING FLUID CONDITIONING SYSTEMS AND METHODS

Resumen de: US2025059839A1

A drilling fluid conditioning system for a well system includes a return conduit configured to receive drilling fluid recirculated from a wellbore of the well system, a drilling fluid pre-chilling system in fluid communication with and downstream from the return conduit, wherein the drilling fluid pre-chilling system includes a cooler configured to transfer heat from the drilling fluid to a heat sink, a solids separator in fluid communication with and upstream from the cooler, and a fluid powered jet pump for pumping the drilling fluid from the solids separator to the cooler of the drilling fluid pre-chilling system, a solids control system in fluid communication with and downstream from the drilling fluid pre-chilling system, wherein the solids control system is configured to separate at least some solids from the drilling fluid.

DOWNHOLE APPARATUS AND SYSTEM FOR ELECTRIC-BASED FRACTURING

Resumen de: US2025059867A1

Downhole tools, systems, and methods for electric-based fracturing are disclosed. A downhole tool for electric-based fracturing may include an outer enclosure, an insulator chamber disposed at least partially within the enclosure, and an electrode disposed at least partially within the insulator chamber. The electrode may extend out from the insulator chamber and the enclosure, and may be configured to transfer electric energy to an exterior environment surrounding the downhole tool. The insulator chamber may be configured to thermally and electrically insulate at least a portion of the electrode from the exterior environment.

DOWNHOLE APPARATUS AND SYSTEM FOR ELECTRIC-BASED FRACTURING

Resumen de: US2025059865A1

Downhole tools, systems, and methods for electric-based fracturing are disclosed. A downhole tool for electric-based fracturing may include an outer enclosure, an insulator chamber disposed at least partially within the enclosure, and an electrode disposed at least partially within the insulator chamber. The electrode may extend out from the insulator chamber and the enclosure, and may be configured to transfer electric energy to an exterior environment surrounding the downhole tool. The insulator chamber may be configured to thermally and electrically insulate at least a portion of the electrode from the exterior environment.

Flow Through Process for Thermal Depolymerization and Monomer Repurposing using Geothermal Energy

Resumen de: US2025059342A1

A geothermal system including a heat-driven process system using heat extracted from a magma wellbore for driving a thermal process. The system includes a magma wellbore connected to the heat-driven process system in a closed loop. A heated heat transfer fluid conveys the heat from the magma wellbore to a reactor housing a decomposition reaction. The reactor can be a batch reactor, a continuous reactor, or a through-flow reactor. The heat provides the reaction temperature necessary for driving the decomposition reaction of a polymer to an end product. The heat can be provided directly by the heated heat transfer fluid, by an intermediate heat transfer fluid heated by the heated heat transfer fluid, or by a reaction medium heated by the heated heat transfer fluid.

Thermal Depolymerization and Monomer Repurposing Using Geothermal Energy

Resumen de: US2025059340A1

A geothermal system including a heat-driven process system using heat extracted from a magma wellbore for driving a thermal process. The system includes a magma wellbore connected to the heat-driven process system in a closed loop. A heated heat transfer fluid conveys the heat from the magma wellbore to a reactor housing a decomposition reaction. The reactor can be a batch reactor, a continuous reactor, or a through-flow reactor. The heat provides the reaction temperature necessary for driving the decomposition reaction of a polymer to an end product. The heat can be provided directly by the heated heat transfer fluid, by an intermediate heat transfer fluid heated by the heated heat transfer fluid, or by a reaction medium heated by the heated heat transfer fluid.

Estimation of formation and/or downhole component properties using electromagnetic acoustic sensing

Resumen de: GB2632763A

A method is provided of evaluating a subterranean region surrounding a borehole. The method includes: deploying a sensor device including an electromagnetic acoustic transducer 400 to a location proximate to a surface of an open hole section of the borehole; generating a drive signal including a plurality of frequencies selected based on physical properties of a subterranean region adjacent to the borehole; applying an electrical current signal to the electromagnetic acoustic transducer based on the drive signal, to generate an acoustic signal at a first location in the region, the acoustic signal propagating in a direction along the surface of the open hole section to a second location; detecting the acoustic signal at the second location 402; and estimating a property of the region based on the detected acoustic signal. The EMAT may include multiple impedance matching layers. The sensor device may be on a pad assembly.

GEOTHERMAL COOLING OF A COOLANT USED IN A HEAT EXCHANGE EQUIPMENT

Resumen de: CN119013525A

A method and apparatus for cooling a coolant used in heat exchange equipment of a plant is disclosed. The method is performed in a plant having the apparatus disclosed herein. The method and apparatus utilize a geothermal cooling circuit to cool at least a portion of the total amount of coolant circulating in a coolant circuit for cooling a surface of heat exchange equipment in the plant.

Piston and cylinder assembly of a downhole tool, downhole tool with a piston and cylinder assembly

Resumen de: GB2632772A

The invention relates to a piston 20 and cylinder assembly of a downhole tool, and in particular to a piston and cylinder assembly of a rotary steerable tool. The piston has an outer wall which is in direct sliding contact with a wall of the cylinder whereby to provide a solid sealing interface without elastomer seals. The cylinder has a retainer 22 for the piston, the retainer having a plurality of retaining parts, the piston having a plurality of retained parts , the retaining parts and the retained parts cooperating to retain the piston in the cylinder. The retaining parts 58 are separated around the cylinder and are separate from the outer wall. The retained parts are separated around the piston and are also separate from the outer wall. The retaining parts are separated by openings 74 which can accommodate the retained parts. The invention is said to avoid the requirement for cross pins or the like to retain the piston in the cylinder and thereby avoids any holes or other discontinuities in the sealing surfaces. The invention thereby separates the function of retaining the piston from sealing the piston to cylinder interface. The invention also relates to a downhole tool with a piston and cylinder assembly.

一种地热井井下直接蒸发式热泵系统及换热方法

Resumen de: CN119468542A

本发明公开一种地热井井下直接蒸发式热泵系统，属于暖通技术领域；该装置包括：井下换热装置、压缩机、地上换热装置、节流装置、循环水泵和循环水管；所述井下换热装置安装在地热井井水中，井下换热装置用于与地热井井水直接换热；所述井下换热装置包括供液管、吸气管、上空腔体和下空腔体；所述换热细管用于其内的制冷剂与其外的地热井井水进行初步换热；所述下空腔体用于其内的制冷剂与其外的地热井井水进行再次换热；所述循环水泵安装在循环水管上，所述循环水管位于井下换热装置四周，所述循环水泵和循环水管用于地热井井水内部循环。本发明地热井井下直接蒸发式热泵系统制作简单，安装方便，成本优势十分明显。

一种太阳墙与地埋管耦合的室内温度调节系统

Resumen de: CN119468367A

本发明公开了一种太阳墙与地埋管耦合的室内温度调节系统，将太阳墙通风集热系统和地埋管地热交换系统耦合为一个整体系统，最大限度地利用太阳墙的集热效果和地埋管的恒温特性来达到调节室内温度的目的。通过设置可调节百叶装置，百叶的格栅外侧采用反射材料，内侧采用保温材料，闭合时，可有效缓解太阳墙夏季白天吸热过多，冬季夜间散热较快的问题。以太阳墙系统为牵引，为地埋管系统的空气流动提供动力，带动整体气流循环，夏季利用太阳墙的拔风作用和地埋管的冷却作用为室内降温，冬季利用太阳墙的集热效果和地埋管的地热交换为室内供暖，且系统在晴天和多云天可以持续工作，效果显著，从而减少空调的使用，节约资源，应用前景广阔。

一种地温能热交换系统

Resumen de: CN119468359A

本发明公开了一种地温能热交换系统，包括热冷能利用单元，还包括：热交换管，布置于盾构隧道下层的设备层中间箱涵两侧内衬范围内，该热交换管入口端接自供水干管，出口端接至回水干管，通过充分利用盾构隧道行车道层与设备层分离的特点，在盾构隧道设备层预埋换热管路，与热泵系统进行循环换热，向用户侧供冷或供暖，有效替代隧道周边建筑传统地埋管地源热泵系统，能够节约地下空间，有利于地下空间的开发与利用。

一种非金属油管保温装置及使用方法

Resumen de: CN119468495A

本发明提供了一种非金属油管保温装置及使用方法；该装置至少包括：第一加热器（1）、外箱体（2）、内箱体（3）、高压管接头（4）、左盖板（7）、右盖板（8）、电控柜（9）、传动系统（10）、第一循环泵（11）、第二循环泵（12）、第二加热器（13）、温度传感器（18）、液位传感器（19）、排水阀（21）；本发明还涉及该装置的使用方法。本发明通过巧妙的结构设计，通过在箱体内部添加去离子水、提高内箱体、循环泵管路、加热器防腐等级的方式，有效避免长期试验时水垢或其他杂质等因素对保温装置稳定性的影响。本发明部件设计灵活，可通过改变加热器、温度传感器、循环泵数量以及循环泵出水口位置来匹配更大容积的保温装置，保证箱体内部温度均匀无偏差和升温效率。

蒸気タービンシステム及び地熱発電プラント並びに蒸気タービンシステムの運転方法

Resumen de: WO2025033007A1

The purpose of the present invention is to improve accuracy of estimating the clogging state of a nozzle even when steam is guided to a plurality of spaces. A steam turbine system (20) comprises: a steam pipe (7) through which steam jetted from a well flows; a steam turbine (8) having a nozzle to which the steam flowing through the steam pipe (7) is guided; a first steam pipe (21) that branches from the steam pipe (7) and guides steam to a first steam chamber (S1); a second steam pipe (22) that branches from the steam pipe (7) and guides steam to a second steam chamber (S2) having a smaller capacity than the first steam chamber (S1); a steam chamber communication valve (23) that adjusts the flow rate of the steam flowing through the second steam pipe (22); a flowmeter (18) that detects the flow rate of the steam flowing through the steam pipe (7); a pressure gauge that detects the pressure of the steam guided to the first steam chamber (S1); and a clogging state estimation unit that estimates the clogging state of the nozzle on the basis of the flow rate detected by the flowmeter (18), the pressure detected by the pressure gauge, and the opening degree of the steam chamber communication valve (23).

Geothermal cooling and heating system and method using discharged ground water

Resumen de: KR20250022422A

본 발명은 지열에너지를 이용한 냉난방시 유출 지하수가 가지는 에너지를 추가 활용하는 유출 지하수를 이용한 지열 냉난방 시스템에 관한 것이다. 본 발명에 따른 유출 지하수를 이용한 지열 냉난방 시스템은, 지중에 매립되고 내부에 작동유체가 흐르며 지중의 열을 흡수하거나 지중으로 열을 방출하는 지중 열교환기; 작동유체를 통해 전달되는 지열을 열원으로 냉난방 부하장치의 냉난방유체를 냉각 또는 가열하는 히트펌프; 지중 열교환기와 히트펌프 사이에 구비되며 작동유체가 충전되어 흐르는 작동유체 순환로; 그리고 작동유체 순환로 및 유출 지하수 이송 경로와 연결되어, 작동유체와 유출 지하수 사이의 열교환이 이루어지는 제1 유출수 열교환기;를 포함한다.

一种地质工程用地热收集设备

Resumen de: CN119436583A

本发明涉及地质工程技术领域，且公开了一种地质工程用地热收集设备，包括底座，所述底座的上方设置有收集块，所述底座的上表面上开设有收集槽，所述收集槽的内壁上滑动连接有升降板，所述收集槽的内部设置有对收集块的位置进行固定的紧锁机构，设有紧锁机构，先启动气泵，气泵会通过注气管向收集槽内部注气气体，地质工程产生的地热会通过底座传递到收集槽内部的气体中，使得收集槽内部的气体带有热量，当需要对地质工程产生的地热进行收集时，将收集块放置在升降板的上表面上，升降板会带动挤压板进行下降，旋转杆进行旋转，当升降板移动到特定位置时，实现对收集块位置的固定，可以有效阻止在进行热量收集的过程中收集块的位置发生移动。

一种枯竭深部页岩储层闭式循环取热方法及系统

Resumen de: CN119436580A

本发明公开一种枯竭深部页岩储层闭式循环取热方法及系统，属于能源开采利用技术领域。该方法包括以下步骤：(1)选取目标井组；(2)针对目标井组进行改造；将目标井组的压裂段套管进行密封；将目标井组的相邻生产井水平段的趾端通过新钻井段进行连通，建立闭式循环回路；(3)开展流体循环测试试验，确保不发生流体泄漏；测试完成后，在闭式循环回路中注入携热工质，开展闭式循环取热。本发明通过对现有废停的丛式压裂生产井进行改造，以进行闭式循环取热，从而可充分开发地热能。而且本发明通过长水平段为携热工质提供超长加热路径，能够有效提高闭式循环取热效果。本发明还能够有效降低地热开发成本，具有较好的应用前景。

用于中深层无干扰地热系统的隔离材料

Resumen de: CN119436582A

本发明涉及一种用于中深层无干扰地热系统的隔离材料，在中深层无干扰地热系统运行过程中对从地热井的入口输入的进水与地热井中已有的地热水进行隔离；包括第一发泡部、第二发泡部以及第三发泡部，所述第一发泡部是由第一发泡材料所形成，所述第二发泡部是由第二发泡材料所形成，所述第三发泡部是由第三发泡材料所形成；所述第一发泡部和所述第三发泡部使用时分别与地热井中已有的地热水和从地热井的入口输入的进水接触并起到隔水密封作用，所述第二发泡部连接在所述第一发泡部与所述第三发泡部之间并起到柔性可变形连接作用，从而使该隔离材料能够在所述地热井中自适应地跟随水流运动。实现了更好的地热井通道适应性和密封效果。

光伏光热-地源热泵空调结构、系统及其控制方法

Nº publicación: CN119436332A 14/02/2025

Solicitante:

珠海格力电器股份有限公司