Invention Grant
- Patent Title: Drilling apparatus
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Application No.: US14219387Application Date: 2014-03-19
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Publication No.: US09657524B2Publication Date: 2017-05-23
- Inventor: Kuno Klein , Alexandra Baumert
- Applicant: Keller Holding GmbH
- Applicant Address: DE Offenbach/Main
- Assignee: Keller Holding GmbH
- Current Assignee: Keller Holding GmbH
- Current Assignee Address: DE Offenbach/Main
- Agency: Bejin Bieneman PLC
- Priority: EP13160119 20130320
- Main IPC: E21B7/02
- IPC: E21B7/02 ; E21B7/00 ; E21B3/02
Abstract:
The invention relates to a small drilling apparatus for producing bores in the ground, comprising, a main carrier 4, a telescopic mast 7 with an adjustable length, a rotating device 6, by which the telescopic mast 7 is pivotable relative to the main carrier 4 around a vertical axis A1.
Public/Granted literature
- US20140284107A1 SMALL DRILLING APPARATUS Public/Granted day:2014-09-25
Information query
