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1. 发明授权

US09417168B2 Fatigue testing 有权
标题翻译：疲劳试验
公开(公告)号：US09417168B2
公开(公告)日：2016-08-16
申请号：US14500918
申请日：2014-09-29
申请人： DMAR ENGINEERING, INC.
发明人： Yongtian Kang , Dagang Zhang , Zhiming Huang , Quan Yuan
IPC分类号： G01N3/08 , G01N3/20 , G01N3/22 , G01N3/32
CPC分类号： G01N3/20 , G01M5/0058 , G01N3/08 , G01N3/22 , G01N3/32 , G01N2203/0021 , G01N2203/0023 , G01N2203/0037 , G01N2203/0073 , G01N2203/0274
摘要： Apparatus and methods related to fatigue testing are described. For example, some embodiments may contain a terminal fixer, a terminal support, a bending machine, and a stress-strain collector, and may be used for testing fatigue properties of offshore pipes, risers and their connectors. Some embodiments may be used to apply extruding, twisting and high frequency bending to the testing sample during one testing period, so that the various fatigue properties of the testing sample can be obtained.
摘要翻译：描述与疲劳试验相关的装置和方法。例如，一些实施例可以包含端子固定器，端子支撑件，弯曲机器和应力应变收集器，并且可以用于测试海上管道，立管及其连接器的疲劳特性。一些实施例可以用于在一个测试期间对测试样品施加挤压，扭曲和高频弯曲，从而可以获得测试样品的各种疲劳特性。

2. 发明申请

US20160208563A1 RISER JOINT CONNECTION 审中-公开
标题翻译：升级连接
公开(公告)号：US20160208563A1
公开(公告)日：2016-07-21
申请号：US14599523
申请日：2015-01-18
申请人： DMAR ENGINEERING, INC.
发明人： ZHIMING HUANG , DAGANG ZHANG
IPC分类号： E21B17/046 , E21B19/00 , E21B17/01
CPC分类号： E21B17/085
摘要： Apparatus and methods related to riser joint connection are described. For example, some embodiments may contain a central coupler, a plurality of reaction collars, collar stoppers, collar caps, and C-rings, for connecting riser joints.
摘要翻译：描述了与立管接头连接相关的装置和方法。例如，一些实施例可以包括用于连接提升管接头的中心联接器，多个反作用套环，轴环止动件，套环盖和C形环。

3. 发明申请

US20150240574A1 CATENARY RISER TESTING 审中-公开
标题翻译：临时升级测试
公开(公告)号：US20150240574A1
公开(公告)日：2015-08-27
申请号：US14294150
申请日：2014-06-03
申请人： DMAR ENGINEERING, INC.
发明人： ZHIMING HUANG , DAGANG ZHANG
IPC分类号： E21B19/00 , G01D11/30
CPC分类号： E21B19/004 , E21B17/015 , G01D11/30 , G01M5/0058
摘要： Apparatus and methods related to catenary riser testing are described. For example, some embodiments may contain a ground platform, elevated deck, a catenary-shaped testing sample, a fixed clamp on one end of the testing sample and a rotatable clamp on the other end of the testing sample, and a plurality of hydraulic cylinders for controlling the vertical and horizontal positions and motions of the elevated deck and the positions and rotations of the rotatable clamp, for analyzing the characteristics of the testing sample, such as its touchdown point dynamic motions and stresses.
摘要翻译：描述了与悬链提升管测试相关的装置和方法。例如，一些实施例可以包括接地平台，升高的甲板，悬链状测试样本，在测试样品的一端上的固定夹具和在测试样品的另一端上的可旋转夹具，以及多个液压缸用于控制升降甲板的垂直和水平位置和运动以及可旋转夹具的位置和旋转，以分析测试样品的特性，例如其触地点动态运动和应力。

4. 发明授权

US09297219B2 Umbilical buckling testing 有权
标题翻译：脐带屈曲试验
公开(公告)号：US09297219B2
公开(公告)日：2016-03-29
申请号：US14500925
申请日：2014-09-29
申请人： DMAR ENGINEERING, INC.
发明人： Zhiming Huang , Dagang Zhang
IPC分类号： E21B7/12 , E21B17/20 , E21B41/00 , E21B47/00 , G01N3/08 , G01N3/20
CPC分类号： E21B17/20 , E21B41/0007 , E21B47/0006 , G01N3/08 , G01N3/20
摘要： Apparatus and methods related to umbilical buckling testing are described. For example, some embodiments may contain two damps, a plurality of test fittings, one or more pressure gages, a hydraulic cylinder, and a testing platform, and may be used for testing the umbilical buckling behavior and capacity of an umbilical testing sample.
摘要翻译：描述了与脐带屈曲试验相关的装置和方法。例如，一些实施例可以包含两个阻尼器，多个测试配件，一个或多个压力计，液压缸和测试平台，并且可以用于测试脐带测试样品的脐带屈曲行为和容量。

5. 发明授权

US09157844B2 Bending testing 有权
标题翻译：弯曲试验
公开(公告)号：US09157844B2
公开(公告)日：2015-10-13
申请号：US14288366
申请日：2014-05-27
申请人： DMAR ENGINEERING, INC.
发明人： Zhiming Huang , Dagang Zhang
IPC分类号： G01N3/20 , E21B49/00
CPC分类号： G01N3/20 , E21B49/001 , E21B49/003 , G01M5/0058
摘要： Apparatus and methods related to bending testing are described. For example, some embodiments may contain a clamp with pivot pin, pellet, tensioning device, and supporting platform, which can be used for testing the bending characteristics, such as bending stiffness, of a testing sample, which can be slender structures such as umbilicals, flexibles, and rigid pipes.
摘要翻译：描述与弯曲试验相关的装置和方法。例如，一些实施例可以包含具有枢转销，丸粒，张紧装置和支撑平台的夹具，其可以用于测试测试样品的弯曲特性，例如弯曲刚度，其可以是细长结构，例如脐带，柔性管和刚性管。

6. 发明申请

US20150260032A1 UMBILICAL BUCKLING TESTING 审中-公开
标题翻译：脐带试验
公开(公告)号：US20150260032A1
公开(公告)日：2015-09-17
申请号：US14500925
申请日：2014-09-29
申请人： DMAR ENGINEERING, INC.
发明人： ZHIMING HUANG , DAGANG ZHANG
IPC分类号： E21B47/00 , E21B47/01
CPC分类号： E21B17/20 , E21B41/0007 , E21B47/0006 , G01N3/08 , G01N3/20
摘要： Apparatus and methods related to umbilical buckling testing are described. For example, some embodiments may contain two damps, a plurality of test fittings, one or more pressure gages, a hydraulic cylinder, and a testing platform, and may be used for testing the umbilical buckling behavior and capacity of an umbilical testing sample.
摘要翻译：描述了与脐带屈曲试验相关的装置和方法。例如，一些实施例可以包含两个阻尼器，多个测试配件，一个或多个压力计，液压缸和测试平台，并且可以用于测试脐带测试样品的脐带屈曲行为和容量。

7. 发明授权

US09989168B2 Pipeline freespan support 有权
公开(公告)号：US09989168B2
公开(公告)日：2018-06-05
申请号：US15176189
申请日：2016-06-08
申请人： DMAR ENGINEERING, INC.
发明人： Zhiming Huang , Dagang Zhang
IPC分类号： F16L1/14 , F16L1/16 , F16L1/20 , F16L3/11 , F16L3/22 , E04G1/06 , F16L1/12 , F16L3/02 , F16L3/00 , F16L3/08 , E04G7/24
CPC分类号： F16L1/14 , E04G1/06 , E04G7/24 , F16L1/123 , F16L1/16 , F16L1/20 , F16L3/00 , F16L3/02 , F16L3/08 , F16L3/22
摘要： Apparatus and methods related to pipeline freespan support are described. For example, some embodiments may contain an upper structure, which contains at least four legs connected to one another by a number of bracing members, and a number of attachment points through which the upper structure can be lifted, and a lower structure, which contains at least four posts that can be connected to, and disconnected from as needed, the four legs of the upper structure, two spaced mud mats on which the posts stand, and at least two horizontal arms that can be attached to the posts, rotate about the posts, connect to and be locked with the posts on the other mud mat, and be lifted to an appropriate height to provide suitable support at the pipeline freespan location.

8. 发明授权

US09500559B2 Damping testing 有权
标题翻译：阻尼测试
公开(公告)号：US09500559B2
公开(公告)日：2016-11-22
申请号：US14500934
申请日：2014-09-29
申请人： DMAR ENGINEERING, INC.
发明人： Zhiming Huang , Dagang Zhang
IPC分类号： G01M7/02 , G01M5/00 , G01M7/04
CPC分类号： G01M5/0058 , G01M5/0066 , G01M7/022 , G01M7/027 , G01M7/04
摘要： Apparatus and methods related to damping testing are disclosed. For example, some embodiments may contain a testing platform supported on wheels and moveable by hydraulic cylinders, and two fasteners for fastening the testing sample, one fixed on the testing platform and the other moveable along the testing platform by another hydraulic cylinder, and may be used for the damping testing of slender structures such as umbilicals and flexibles used in oil and gas underwater field development.
摘要翻译：公开了与阻尼测试相关的装置和方法。例如，一些实施例可以包含支撑在车轮上并由液压缸可移动的测试平台，以及用于紧固测试样本的两个紧固件，固定在测试平台上的一个紧固件，另一个固定在测试平台上，另一个固定在测试平台上，用于石油和天然气水下场发展中使用的细长结构如脐带和挠性物的阻尼测试。

9. 发明申请

US20150337988A1 PIPELINE FREESPAN SUPPORT 审中-公开
标题翻译：管道FREESPAN支持
公开(公告)号：US20150337988A1
公开(公告)日：2015-11-26
申请号：US14286991
申请日：2014-05-24
申请人： DMAR ENGINEERING, INC.
发明人： ZHIMING HUANG , DAGANG ZHANG
IPC分类号： F16L1/14 , F16L1/20 , F16L3/22 , F16L1/16
CPC分类号： F16L1/14 , E04G1/06 , E04G7/24 , F16L1/123 , F16L1/16 , F16L1/20 , F16L3/00 , F16L3/02 , F16L3/08 , F16L3/22
摘要： Apparatus and methods related to pipeline freespan support are described. For example, some embodiments may contain an upper structure, which contains at least four legs connected to one another by a number of bracing members, and a number of attachment points through which the upper structure can be lifted, and a lower structure, which contains at least four posts that can be connected to, and disconnected from as needed, the four legs of the upper structure, two spaced mud mats on which the posts stand, and at least two horizontal arms that can be attached to the posts, rotate about the posts, connect to and be locked with the posts on the other mud mat, and be lifted to an appropriate height to provide suitable support at the pipeline freespan location.
摘要翻译：描述了与管道自由支撑相关的装置和方法。例如，一些实施例可以包含上部结构，其包括通过多个支撑构件彼此连接的至少四个腿，以及可以提升上部结构的多个附接点，以及下部结构，其包含至少四个柱，其可以根据需要连接到上部结构的四条腿，两个间隔开的泥浆垫在柱上支撑，并且至少两个水平臂可以附接到柱上，围绕柱子连接并与其他泥浆垫上的柱锁定，并被提升到适当的高度，以便在管道自由式位置提供适当的支撑。

10. 发明申请

US20150233805A1 BENDING TESTING 审中-公开
标题翻译：弯曲试验
公开(公告)号：US20150233805A1
公开(公告)日：2015-08-20
申请号：US14288366
申请日：2014-05-27
申请人： DMAR ENGINEERING, INC.
发明人： ZHIMING HUANG , DAGANG ZHANG
IPC分类号： G01N3/20 , E21B49/00
CPC分类号： G01N3/20 , E21B49/001 , E21B49/003 , G01M5/0058
摘要： Apparatus and methods related to bending testing are described. For example, some embodiments may contain a clamp with pivot pin, pellet, tensioning device, and supporting platform, which can be used for testing the bending characteristics, such as bending stiffness, of a testing sample, which can be slender structures such as umbilicals, flexibles, and rigid pipes.
摘要翻译：描述与弯曲试验相关的装置和方法。例如，一些实施例可以包含具有枢转销，丸粒，张紧装置和支撑平台的夹具，其可以用于测试测试样品的弯曲特性，例如弯曲刚度，其可以是细长结构，例如脐带，柔性管和刚性管。

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