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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)
Publication Date:
Research Org.:
ASSOC UNIVERSITIES INC
OSTI Identifier:
867120
Patent Number(s):
US 4871395
Assignee:
Associated Universities, Inc. (Washington, DC) BNL
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. doi:. 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 = {Sun Jan 01 00:00:00 EST 1989},
month = {Sun Jan 01 00:00:00 EST 1989}
}

Patent:

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