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Title: High temperature lightweight foamed cements

Abstract

Cement slurries are disclosed which are suitable for use in geothermal wells since they can withstand high temperatures and high pressures. The formulation consists of cement, silica flour, water, a retarder, a foaming agent, a foam stabilizer, and a reinforcing agent. A process for producing these cements is also disclosed.

Inventors:
 [1]
  1. Mastic Beach, NY
Issue Date:
Research Org.:
Associated Universities, Inc., Upton, NY (United States)
OSTI Identifier:
867120
Patent Number(s):
4871395
Assignee:
Associated Universities, Inc. (Washington, DC)
Patent Classifications (CPCs):
C - CHEMISTRY C04 - CEMENTS C04B - LIME, MAGNESIA
C - CHEMISTRY C09 - DYES C09K - MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
DOE Contract Number:  
AC02-76CH00016
Resource Type:
Patent
Country of Publication:
United States
Language:
English
Subject:
temperature; lightweight; foamed; cements; cement; slurries; disclosed; suitable; geothermal; withstand; temperatures; pressures; formulation; consists; silica; flour; water; retarder; foaming; agent; foam; stabilizer; reinforcing; process; producing; silica flour; foaming agent; foam stabilizer; /106/

Citation Formats

Sugama, Toshifumi. High temperature lightweight foamed cements. United States: N. p., 1989. Web.
Sugama, Toshifumi. High temperature lightweight foamed cements. United States.
Sugama, Toshifumi. Sun . "High temperature lightweight foamed cements". United States. https://www.osti.gov/servlets/purl/867120.
@article{osti_867120,
title = {High temperature lightweight foamed cements},
author = {Sugama, Toshifumi},
abstractNote = {Cement slurries are disclosed which are suitable for use in geothermal wells since they can withstand high temperatures and high pressures. The formulation consists of cement, silica flour, water, a retarder, a foaming agent, a foam stabilizer, and a reinforcing agent. A process for producing these cements is also disclosed.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {1989},
month = {1}
}