Invention Grant
- Patent Title: Drilling rig
- Patent Title (中): 钻机
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Application No.: US13663624Application Date: 2012-10-30
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Publication No.: US08714882B2Publication Date: 2014-05-06
- Inventor: Will Eddowes , Gregory Wayne Broad , John Edward Bailey
- Applicant: Joy MM Delaware, Inc.
- Applicant Address: US DE Wilmington
- Assignee: Joy MM Delaware, Inc.
- Current Assignee: Joy MM Delaware, Inc.
- Current Assignee Address: US DE Wilmington
- Agency: Michael Best & Friedrich LLP
- Main IPC: E21B19/00
- IPC: E21B19/00
Abstract:
A bolting apparatus and method for inserting a rod into a surface, the bolting apparatus including a base having a foot end and a head end, at least one stabilizing rod extendable from the base head end and having a stabilizing rod end adapted to contact a surface to be drilled, and a mechanism attached to the base between the base foot end and the stabilizing rod end and adapted to grip the rod.
Public/Granted literature
- US20130051928A1 DRILLING RIG Public/Granted day:2013-02-28
Information query
