Scleroglucan-based compositions and their use as a cementation spacer
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United States of America Patent
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Apr 26, 1994
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N/A
app pub date -
Feb 11, 1993
filing date -
Feb 12, 1992
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Abstract
Use of scleroglucan alone or of mixtures of scleroglucan with a polyalcohol or a dialdehyde as cementation spacers during oil drilling operations.
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