Invention Grant
- Patent Title: Drilling rig stair tower with integrated utility lines and cable tray
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Application No.: US15624333Application Date: 2017-06-15
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Publication No.: US10662718B2Publication Date: 2020-05-26
- Inventor: Ashish Gupta , Derek Patterson , Ryan Hause , Padira Reddy
- Applicant: Nabors Drilling Technologies USA, Inc.
- Applicant Address: US TX Houston
- Assignee: NABORS DRILLING TECHNOLOGIES USA, INC.
- Current Assignee: NABORS DRILLING TECHNOLOGIES USA, INC.
- Current Assignee Address: US TX Houston
- Agent Adolph Locklar
- Main IPC: E21B15/00
- IPC: E21B15/00 ; E04F11/04 ; F16L3/26
Abstract:
A stair tower for a drilling rig is disclosed, the stair tower including a frame, one or more stair flights and platforms positioned within and mechanically coupled to the frame, and a cable tray pivotably coupled to the frame.
Public/Granted literature
- US20170362901A1 DRILLING RIG STAIR TOWER WITH INTEGRATED UTILITY LINES AND CABLE TRAY Public/Granted day:2017-12-21
Information query
