Membership
Tour
Register
Log in
Robert M. Tessari
Follow
Person
Calgary, Alberta, CA
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Manipulator tool and tool catcher useful with wellbore reverse circ...
Patent number
8,881,835
Issue date
Nov 11, 2014
Schlumberger Technology Corporation
Robert M. Tessari
E21 - EARTH DRILLING MINING
Information
Patent Grant
Tools and methods useful with wellbore reverse circulation
Patent number
8,443,906
Issue date
May 21, 2013
Schlumberger Technology Corporation
Robert M. Tessari
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for drilling with a wellbore liner
Patent number
7,647,990
Issue date
Jan 19, 2010
Tesco Corporation
Robert M. Tessari
E21 - EARTH DRILLING MINING
Information
Patent Grant
Casing bottom hole assembly retrieval process
Patent number
7,637,330
Issue date
Dec 29, 2009
Tesco Corporation
Per G. Angman
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for drilling with casing
Patent number
7,624,820
Issue date
Dec 1, 2009
Tesco Corporation
Per G. Angman
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for drilling with casing
Patent number
7,475,742
Issue date
Jan 13, 2009
Tesco Corporation
Per G. Angman
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wear resistant tubular connection
Patent number
7,472,763
Issue date
Jan 6, 2009
Tesco Corporation
Maurice William Slack
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wear resistant tubular connection
Patent number
7,219,727
Issue date
May 22, 2007
Tesco Corporation
Maurice William Slack
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for drilling a borehole with a borehole liner
Patent number
7,108,080
Issue date
Sep 19, 2006
Tesco Corporation
Robert M. Tessari
E21 - EARTH DRILLING MINING
Information
Patent Grant
Borehole stabilization while drilling
Patent number
7,013,992
Issue date
Mar 21, 2006
Tesco Corporation
Robert M. Tessari
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drilling with casing
Patent number
6,705,413
Issue date
Mar 16, 2004
Tesco Corporation
Robert M. Tessari
E21 - EARTH DRILLING MINING
Information
Patent Grant
Casing centralizer
Patent number
6,585,052
Issue date
Jul 1, 2003
Tesco Corporation
Per G. Angman
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method for installing a centralizer retaining collar and outer sleeve
Patent number
6,513,223
Issue date
Feb 4, 2003
Tesco Corporation
Per G. Angman
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Portable top drive assembly
Patent number
5,433,279
Issue date
Jul 18, 1995
Robert M. Tessari
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
TOOLS AND METHODS USEFUL WITH WELLBORE REVERSE CIRCULATION
Publication number
20150060046
Publication date
Mar 5, 2015
SCHLUMBERGER TECHNOLOGY CORPORATION
Robert M. Tessari
E21 - EARTH DRILLING MINING
Information
Patent Application
MANIPULATOR TOOL AND TOOL CATCHER USEFUL WITH WELLBORE REVERSE CIRC...
Publication number
20130248204
Publication date
Sep 26, 2013
SCHLUMBERGER TECHNOLOGY CORPORATION
Robert M. Tessari
E21 - EARTH DRILLING MINING
Information
Patent Application
Tools and Methods Useful with Wellbore Reverse Circulation
Publication number
20100206580
Publication date
Aug 19, 2010
TESCO CORPORATION
Robert M. Tessari
E21 - EARTH DRILLING MINING
Information
Patent Application
Method for drilling with casing
Publication number
20090025981
Publication date
Jan 29, 2009
Per G. Angman
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR DRILLING WITH A WELLBORE LINER
Publication number
20070175665
Publication date
Aug 2, 2007
TESCO CORPORATION
Robert M. Tessari
E21 - EARTH DRILLING MINING
Information
Patent Application
Wear resistant tubular connection
Publication number
20070074868
Publication date
Apr 5, 2007
TESCO CORPORATION
MAURICE WILLIAM SLACK
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR DRILLING AND CEMENTING A WELL
Publication number
20070068703
Publication date
Mar 29, 2007
TESCO Corporation
ROBERT M. TESSARI
E21 - EARTH DRILLING MINING
Information
Patent Application
CASING BOTTOM HOLE ASSEMBLY RETRIEVAL PROCESS
Publication number
20070068677
Publication date
Mar 29, 2007
TESCO Corporation
Per G. Angman
E21 - EARTH DRILLING MINING
Information
Patent Application
Method for drilling with casing
Publication number
20070051538
Publication date
Mar 8, 2007
TESCO Corporation
Per G. Angman
E21 - EARTH DRILLING MINING
Information
Patent Application
Wear resistant tubular connection
Publication number
20050011643
Publication date
Jan 20, 2005
Maurice William Slack
E21 - EARTH DRILLING MINING
Information
Patent Application
Method and apparatus for drilling a borehole with a borehole liner
Publication number
20040256157
Publication date
Dec 23, 2004
TESCO Corporation
Robert M. Tessari
E21 - EARTH DRILLING MINING
Information
Patent Application
Borehole stabilization while drilling
Publication number
20040045741
Publication date
Mar 11, 2004
TESCO CORPORATION
Robert M. Tessari
E21 - EARTH DRILLING MINING
Information
Patent Application
Casing centralizer
Publication number
20030024707
Publication date
Feb 6, 2003
Per G. Angman
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC