Dan E. VENHAUS

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Chugiak, AK, US

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Patents Grantslast 30 patents

Information Patent Grant
Permanent bypass whipstock assembly for drilling and completing a s...
- Patent number 10,161,227
- Issue date Dec 25, 2018
- ConocoPhillips Company
- David G. Hearn
- E21 - EARTH DRILLING MINING
Information Patent Grant
In-situ zonal isolation and treatment of wells
- Patent number 9,605,520
- Issue date Mar 28, 2017
- ConocoPhillips Company
- Curtis G. Blount
- E21 - EARTH DRILLING MINING
Information Patent Grant
Permanent bypass whipstock assembly for drilling and completing a s...
- Patent number 9,371,694
- Issue date Jun 21, 2016
- ConocoPhillips Company
- David D. Hearn
- E21 - EARTH DRILLING MINING
Information Patent Grant
In-situ zonal isolation for sand controlled wells
- Patent number 8,403,047
- Issue date Mar 26, 2013
- ConocoPhillips Company
- Curtis G. Blount
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Permanent Bypass Whipstock Assembly For Drilling and Completing a S...
- Publication number 20160305221
- Publication date Oct 20, 2016
- ConocoPhillips Company
- David G. HEARN
- E21 - EARTH DRILLING MINING
Information Patent Application
IN-SITU ZONAL ISOLATION AND TREATMENT OF WELLS
- Publication number 20130126162
- Publication date May 23, 2013
- ConocoPhillips Company
- Curtis G. BLOUNT
- E21 - EARTH DRILLING MINING
Information Patent Application
Permanent Bypass Whipstock Assembly For Drilling and Completing a S...
- Publication number 20100307736
- Publication date Dec 9, 2010
- ConocoPhillips Company
- David D. Hearn
- E21 - EARTH DRILLING MINING
Information Patent Application
In-Situ Zonal Isolation for Sand Controlled Wells
- Publication number 20100193190
- Publication date Aug 5, 2010
- ConocoPhillips Company
- Curtis G. Blount
- E21 - EARTH DRILLING MINING