Inventor

REITSMA DONALD G

US7 patents

⚠️ This page may combine multiple inventors who share the name “REITSMA DONALD G”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

REITSMA DONALD G

4 patents

US8844633B2Sep 30, 2014

Method for maintaining wellbore pressure

REITSMA DONALD G8 citations82

US9429007B2Aug 30, 2016

Managed pressure drilling with rig heave compensation

REITSMA DONALD G10 citations81

US8567525B2Oct 29, 2013

Method for determining fluid control events in a borehole using a dynamic annular pressure control system

REITSMA DONALD G19 citations80

US9284799B2Mar 15, 2016

Method for drilling through nuisance hydrocarbon bearing formations

REITSMA DONALD G2 citations60

AT BALANCE AMERICAS LLC

1 patent

US7562723B2Jul 21, 2009

Method for determining formation fluid entry into or drilling fluid loss from a borehole using a dynamic annular pressure control system

AT BALANCE AMERICAS LLC74 citations95

COUTURIER YAWAN

1 patent

US8757272B2Jun 24, 2014

Method and apparatus for precise control of wellbore fluid flow

COUTURIER YAWAN11 citations78

SMITH INTERNATIONAL

1 patent

US10132129B2Nov 20, 2018

Managed pressure drilling with rig heave compensation

SMITH INTERNATIONAL0 citations49