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02h0035896 20130201164151.0 cr un||||||||| 130201s2005 xx ||||f|||d||||||||eng | MR09127 9780494091272(ebk.) : CNY371.35 NGL NGL NGL a664.1 Bibic, Ovidiu. Laboratory testing of novel sealant for leaky wells [electronic resource] / Ovidiu Bibic. 2005. 1 v. : digital, PDF file. Thesis (M.Sc.)--University of Alberta (Canada), 2005. Wells Maintenance and repair. Electronic dissertations. aeBook. aCN bNGL http://pqdt.bjzhongke.com.cn/Detail.aspx?pid=CPVGpGFv3F0%3d NGL Bs2150 rCNY371.35 ; h1 bs1302