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George Lange, Vibhas J Pandey, Samih Alsyed, Timothy Lesko: Method of preventing or reducing fluid loss in subterranean formations. Schlumberger Technology Corporation, David Cate, Rachel E Greene, Robin Naua, August 31, 2010: US07786051 (15 worldwide citation)

A method of treating a formation penetrated by a wellbore to reduce fluid loss to the formation is carried out by providing a quantity of water-degradable particles formed from a solid polymeric acid precursor having a number average molecular weight (Mn) of greater than 4000. A slurry of the partic ...


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Samih Alsyed, Timothy Lesko: Method of Preventing or Reducing Fluid Loss in Subterranean Formations. Schlumberger Technology Corporation, David Cate, June 12, 2008: US20080139417-A1

A method of treating a formation penetrated by a wellbore to reduce fluid loss to the formation is carried out by providing a quantity of water-degradable particles formed from a solid polymeric acid precursor having a number average molecular weight (Mn) of greater than 4000. A slurry of the partic ...