Invention Grant
- Patent Title: Riser joint connection
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Application No.: US14599523Application Date: 2015-01-18
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Publication No.: US09598912B2Publication Date: 2017-03-21
- Inventor: Zhiming Huang , Dagang Zhang
- Applicant: DMAR ENGINEERING, INC.
- Applicant Address: US TX Houston
- Assignee: DMAR Engineering, Inc.
- Current Assignee: DMAR Engineering, Inc.
- Current Assignee Address: US TX Houston
- Agent Liaoteng Wang
- Main IPC: E21B17/046
- IPC: E21B17/046 ; E21B17/08
Abstract:
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.
Public/Granted literature
- US20160208563A1 RISER JOINT CONNECTION Public/Granted day:2016-07-21
Information query
