| Patents for E21B 43 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells (64,186) |
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| 07/02/2014 | CN103899283A 一种砂石泵填砾方法 One kind of fill sand gravel pump method |
| 07/02/2014 | CN103899282A 带井下排液操作中防气体干扰的隔离装置的流动控制系统 Flow control system isolation device with anti-mine gas drainage operation interference |
| 07/02/2014 | CN103899281A 一种带有光电检测的储油罐入口检测装置 Tank inlet detection device with a photodetector in |
| 07/02/2014 | CN103899277A 仿生型平衡静压的阀门 Bionic hydrostatic balance valve |
| 07/02/2014 | CN103898384A 可溶性镁基合金材料，其制备方法及应用 Soluble magnesium-based alloy material, its preparation method and application |
| 07/02/2014 | CN103897684A 一元化清洁压裂液的制备方法及应用 Preparation and application of a unified clean fracturing fluid |
| 07/02/2014 | CN103897683A 一种用于原油地下催化氧化自生热的注入组合物 The composition of a crude underground injection catalytic oxidation of self-heating for the |
| 07/02/2014 | CN103894612A 一种用于油气压裂的可溶性Mg<sub>2</sub>Si基高强轻质球的制备方法 A method for fracturing oil and gas soluble Mg <sub> 2 </ sub> Si-based high-strength lightweight ball Preparation |
| 07/02/2014 | CN103244620B 机械换向减速器和立式抽油机 Mechanical commutation reducer and vertical pumping |
| 07/02/2014 | CN102704897B 重力平衡液压长冲程抽油机 Gravity balancing hydraulic long stroke pumping unit |
| 07/02/2014 | CN102654023B 一种用于深水钻井的主辅水下系统及其设置方法 Main and auxiliary systems and underwater setting method for deepwater drilling |
| 07/02/2014 | CN102635846B 一种渐缓汽化式高能效直流注汽方法 One kind of gradually slow vaporization type of energy-efficient method of direct steam injection |
| 07/02/2014 | CN102562014B 一种高凝原油采油装置及其方法 A high-condensate crude oil apparatus and method |
| 07/02/2014 | CN102305054B 基于rfid的井下分层注水控制系统 Rfid based hierarchical underground injection control system |
| 07/02/2014 | CN102278100B 高压注水井恒流控制装置及方法 Apparatus and method for high pressure injection wells constant current control |
| 07/02/2014 | CN102272413B 环形屏障和环形屏障系统 Annular ring barrier and barrier systems |
| 07/02/2014 | CN102251763B 注水开发稠油油藏复合调驱采油方法 Waterflooding heavy oil reservoir complex flooding recovery methods |
| 07/02/2014 | CN102226388B 一种用水稀释携带酚醛树脂的防砂施工工艺 A construction technique was diluted with water to carry sand phenolic resin |
| 07/02/2014 | CN102134986B 堵水压裂增产方法 Shutoff fracture stimulation methods |
| 07/02/2014 | CN101981162B 低排放发电和烃采收系统及方法 Low emission power generation and hydrocarbon recovery system and method |
| 07/02/2014 | CN101975049B 允许流体在井筒中的筛管内部和管子外部流动的设备和方法 Screen to allow fluid flow inside and outside the tube in the apparatus and method of the wellbore |
| 07/02/2014 | CN101952543B 在井筒中膨胀管元件的方法 Expansion pipe element in the wellbore Method |
| 07/02/2014 | CN101314712B 微球调驱剂、驱油体系以及驱油方法 Microspheres flooding agents, as well as flooding Flooding method |
| 07/01/2014 | US8767507 Method for determination of the oil formation's water-flooding area radius in the wellbore zone |
| 07/01/2014 | US8765647 Method and chemical agent for reduction of water production from oil and gas containing wells |
| 07/01/2014 | US8764407 Fluid level control mechanism |
| 07/01/2014 | US8764406 Fluid level control mechanism |
| 07/01/2014 | US8763724 Emulsion-based cleaning composition for oilfield applications |
| 07/01/2014 | US8763710 Method for integrated enhanced oil recovery from heterogeneous reservoirs |
| 07/01/2014 | US8763704 High pressure hydrocarbon fracturing on demand method and related process |
| 07/01/2014 | US8763703 Nanohybrid phase interfaces for altering wettability in oil field applications |
| 07/01/2014 | US8763700 Dual function proppants |
| 07/01/2014 | US8763699 Heterogeneous proppant placement in a fracture with removable channelant fill |
| 07/01/2014 | US8763698 Process for producing mineral oil from underground formations |
| 07/01/2014 | US8763697 Process for generating hydrogen |
| 07/01/2014 | US8763693 Sub-sea chemical injection metering valve |
| 07/01/2014 | US8763692 Parallel fed well antenna array for increased heavy oil recovery |
| 07/01/2014 | US8763691 Apparatus and method for heating of hydrocarbon deposits by axial RF coupler |
| 07/01/2014 | US8763532 Devices and methods for perforating a wellbore |
| 07/01/2014 | US8763387 Hydraulic geofracture energy storage system |
| 06/26/2014 | WO2014100613A1 Well construction management and decision support system |
| 06/26/2014 | WO2014100269A1 Apparatus and method for evaluating cement integrity in a wellbore using acoustic telemetry |
| 06/26/2014 | WO2014100266A1 Apparatus and method for relieving annular pressure in a wellbore using a wireless sensor network |
| 06/26/2014 | WO2014100141A2 Downhole tools having non-toxic degradable elements and methods of using the same |
| 06/26/2014 | WO2014100098A1 Method and apparatus for recycling water |
| 06/26/2014 | WO2014100051A1 Squeeze treatment for in situ scavenging of hydrogen sulfide |
| 06/26/2014 | WO2014099863A1 System and apparatus for creating a liquid carbon dioxide fracturing fluid |
| 06/26/2014 | WO2014099723A1 Pump down conveyance |
| 06/26/2014 | WO2014099667A1 Methods of enhancing the conductivity of propped fractures with in-situ acidizing |
| 06/26/2014 | WO2014099621A1 Wellbore servicing materials and methods of making and using same |
| 06/26/2014 | WO2014099616A1 Wellbore servicing materials and methods of making and using same |
| 06/26/2014 | WO2014099386A1 System and method for providing oscillation downhole |
| 06/26/2014 | WO2014099208A1 Systems and methods for stimulating a multi-zone subterranean formation |
| 06/26/2014 | WO2014099200A1 Vector based geophysical modeling of subsurface volumes |
| 06/26/2014 | WO2014099173A1 Completion system for accomodating larger screen assemblies |
| 06/26/2014 | WO2014098903A1 Well flow control with acid actuator |
| 06/26/2014 | WO2014098883A1 Liquid valve for flow control devices |
| 06/26/2014 | WO2014098882A1 Injection well and method for drilling and completion |
| 06/26/2014 | WO2014098862A1 Flow control devices and methods of use |
| 06/26/2014 | WO2014098859A1 Rotational motion-inducing flow control devices and methods of use |
| 06/26/2014 | WO2014098836A1 Charge case fragmentation control for gun survival |
| 06/26/2014 | WO2014096356A1 Method for separating substances mixed in fluids from oil wells |
| 06/26/2014 | WO2014096330A1 Inclined tubular separator for separating oil well substances |
| 06/26/2014 | WO2014096271A2 Method and apparatus for treating a subterranean region |
| 06/26/2014 | WO2014096030A1 Method for the recovery of hydrocarbons from an oil reservoir using steam and noncondensable gas |
| 06/26/2014 | WO2014095942A1 Subsea processing of well fluids |
| 06/26/2014 | WO2014095941A2 Subsea processing of well fluids |
| 06/26/2014 | WO2014095291A1 Multiphase pump with separator, wherein the process fluid lubricates and cools the pump |
| 06/26/2014 | WO2014094574A1 Flywheel energy storage oil pumping machine |
| 06/26/2014 | WO2014094137A1 Multi-stage well isolation and fracturing |
| 06/26/2014 | WO2014094136A1 Multi-stage well isolation and fracturing |
| 06/26/2014 | WO2014094135A1 Multi-stage well isolation |
| 06/26/2014 | WO2014094055A1 Nutrient composition, process and system for enhancing biogenic methane production from a carbonaceous material |
| 06/26/2014 | WO2014094053A1 Nutrient combination, process and system for enhancing biogenic methane production from a carbonaceous material |
| 06/26/2014 | WO2014037569A3 A containment system and a method for using such containment system |
| 06/26/2014 | WO2014037141A9 A containment system and a method for using said containment system |
| 06/26/2014 | WO2013190291A3 Seal assembly for a downhole device |
| 06/26/2014 | WO2013154727A3 Multi-interval wellbore treatment method |
| 06/26/2014 | WO2013148110A3 Expansion tool for non-cemented casing-casing annulus (cca) wellbores |
| 06/26/2014 | WO2013142543A3 Method for forming a hydrobarbon resource rf radiator |
| 06/26/2014 | WO2013134317A3 Apparatus and method for completing a wellbore |
| 06/26/2014 | WO2013116727A3 Self-cleaning disc valve for piston pump |
| 06/26/2014 | WO2013102544A8 Device and method for obtaining carbonic substances from oil sands |
| 06/26/2014 | US20140178325 Anti-Settling and Thickening Compositions and Methods for Using Same |
| 06/26/2014 | US20140178324 Compositions with pH Responsive Copolymer Containing MAEP and/or MAHP and Method for Using Same |
| 06/26/2014 | US20140174756 Artificial lift method for low pressure sagd wells |
| 06/26/2014 | US20140174751 System and Method for High Speed Hydraulic Actuation |
| 06/26/2014 | US20140174748 Oligomeric and polymeric electronically-modified boronic acids and methods of using the same |
| 06/26/2014 | US20140174747 System and Apparatus for Creating a Liquid Carbon Dioxide Fracturing Fluid |
| 06/26/2014 | US20140174746 Sleeve valve |
| 06/26/2014 | US20140174744 Systems and Methods For Pressure-Cycled Stimulation During Gravity Drainage Operations |
| 06/26/2014 | US20140174737 Wellbore Servicing Materials and Methods of Making and Using Same |
| 06/26/2014 | US20140174736 Wellbore Servicing Materials and Methods of Making and Using Same |
| 06/26/2014 | US20140174735 Method, system, and composition for producing oil |
| 06/26/2014 | US20140174734 Cyclonic separators and methods for separating particulate matter and solids from well fluids |
| 06/26/2014 | US20140174724 Hollow hydrogel capsules and methods of using the same |
| 06/26/2014 | US20140174722 Extended Reach Well System |
| 06/26/2014 | US20140174719 Apparatus and methods for separating sand from well fracturing return water |
| 06/26/2014 | US20140174717 System for pumping hydraulic fracturing fluid using electric pumps |
| 06/26/2014 | US20140174714 Completion system having a sand control assembly, an inductive coupler, and a sensor proximate to the sand control assembly |