Peter Gråbæk

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Greve, DK

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Patents Grantslast 30 patents

Information Patent Grant
Downhole tool string
- Patent number 10,526,845
- Issue date Jan 7, 2020
- Welltec A/S
- Peter Gråbæk
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Downhole hydraulic pump
- Patent number 10,344,745
- Issue date Jul 9, 2019
- Welltec A/S
- Jørgen Hallundbæk
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Dual function downhole tool
- Patent number 10,337,323
- Issue date Jul 2, 2019
- Welltec A/S
- Christian Krüger
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole tool for borehole cleaning or for moving fluid in a borehole
- Patent number 9,284,818
- Issue date Mar 15, 2016
- Welltec A/S
- Jørgen Hallundbæk
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
DOWNHOLE TOOL STRING
- Publication number 20180058146
- Publication date Mar 1, 2018
- Welltec A/S
- Peter GRÅBÆK
- E21 - EARTH DRILLING MINING
Information Patent Application
DUAL FUNCTION DOWNHOLE TOOL
- Publication number 20170114636
- Publication date Apr 27, 2017
- Welltec A/S
- Christian KRÜGER
- E21 - EARTH DRILLING MINING
Information Patent Application
DOWNHOLE HYDRAULIC PUMP
- Publication number 20140127046
- Publication date May 8, 2014
- Welltec A/S
- Jørgen Hallundbæk
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
DOWNHOLE TOOL FOR BOREHOLE CLEANING OR FOR MOVING FLUID IN A BOREHOLE
- Publication number 20120255724
- Publication date Oct 11, 2012
- Jørgen Hallundbæk
- E21 - EARTH DRILLING MINING