skip to main content
OSTI.GOV title logo U.S. Department of Energy
Office of Scientific and Technical Information

Title: Controllable magneto-rheological fluid-based dampers for drilling

Abstract

A damping apparatus and method for a drillstring comprising a bit comprising providing to the drillstring a damping mechanism comprising magnetorheological fluid and generating an electromagnetic field affecting the magnetorheological fluid in response to changing ambient conditions encountered by the bit.

Inventors:
 [1];  [2]
  1. Edgewood, NM
  2. Youngsville, LA
Publication Date:
Research Org.:
Sandia National Laboratories (SNL-NM), Albuquerque, NM
Sponsoring Org.:
USDOE
OSTI Identifier:
908445
Patent Number(s):
7,036,612
Assignee:
Sandia Corporation (Albuquerque, NM) ALO
DOE Contract Number:  
AC04-94AL85000
Resource Type:
Patent
Country of Publication:
United States
Language:
English
Subject:
42 ENGINEERING

Citation Formats

Raymond, David W, and Elsayed, Mostafa Ahmed. Controllable magneto-rheological fluid-based dampers for drilling. United States: N. p., 2006. Web.
Raymond, David W, & Elsayed, Mostafa Ahmed. Controllable magneto-rheological fluid-based dampers for drilling. United States.
Raymond, David W, and Elsayed, Mostafa Ahmed. Tue . "Controllable magneto-rheological fluid-based dampers for drilling". United States. doi:. https://www.osti.gov/servlets/purl/908445.
@article{osti_908445,
title = {Controllable magneto-rheological fluid-based dampers for drilling},
author = {Raymond, David W and Elsayed, Mostafa Ahmed},
abstractNote = {A damping apparatus and method for a drillstring comprising a bit comprising providing to the drillstring a damping mechanism comprising magnetorheological fluid and generating an electromagnetic field affecting the magnetorheological fluid in response to changing ambient conditions encountered by the bit.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {Tue May 02 00:00:00 EDT 2006},
month = {Tue May 02 00:00:00 EDT 2006}
}

Patent:

Save / Share: