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Title: Multi-gradient drilling method and system

Abstract

A multi-gradient system for drilling a well bore from a surface location into a seabed includes an injector for injecting buoyant substantially incompressible articles into a column of drilling fluid associated with the well bore. Preferably, the substantially incompressible articles comprises hollow substantially spherical bodies.

Inventors:
 [1];  [2];  [1]
  1. (Houston, TX)
  2. (Spring, TX)
Issue Date:
Research Org.:
MAURER ENGINEERING INC
OSTI Identifier:
875097
Patent Number(s):
6530437
Assignee:
Maurer Technology Incorporated (Sugar Land, TX) OSTI
DOE Contract Number:  
AC21-94MC31197
Resource Type:
Patent
Country of Publication:
United States
Language:
English
Subject:
multi-gradient; drilling; method; bore; surface; location; seabed; injector; injecting; buoyant; substantially; incompressible; articles; column; fluid; associated; hollow; spherical; bodies; surface location; /175/166/

Citation Formats

Maurer, William C., Medley, Jr., George H., and McDonald, William J. Multi-gradient drilling method and system. United States: N. p., 2003. Web.
Maurer, William C., Medley, Jr., George H., & McDonald, William J. Multi-gradient drilling method and system. United States.
Maurer, William C., Medley, Jr., George H., and McDonald, William J. Wed . "Multi-gradient drilling method and system". United States. https://www.osti.gov/servlets/purl/875097.
@article{osti_875097,
title = {Multi-gradient drilling method and system},
author = {Maurer, William C. and Medley, Jr., George H. and McDonald, William J.},
abstractNote = {A multi-gradient system for drilling a well bore from a surface location into a seabed includes an injector for injecting buoyant substantially incompressible articles into a column of drilling fluid associated with the well bore. Preferably, the substantially incompressible articles comprises hollow substantially spherical bodies.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {2003},
month = {1}
}

Patent:

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