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n4google.com.
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provhttp://www.w3.org/ns/prov#
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Subject Item
isa:180336422
rdf:type
prov:Entity
prov:value
The present invention provides well cement composition fluid loss control additives, well cement compositions including the additives and methods of using the compositions which meet the needs described above and overcome the deficiencies of the prior art.
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n4:au
Subject Item
isap:83050052
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isa:180336422
Subject Item
isap:453269483
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isa:180336422