div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5page1jpg target=_blank img data-url=untitled-1-is-necessary-to-prevent-vertical-migration-of-fluids-or-gases-behindhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Untitled-1 · isolation is necessary to prevent vertical migration of fluids or gases behind the casing 4 All hydraulic fracturing fluids are directed into the zones a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5thumbnails1jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imagea href=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5page2jpg target=_blank img data-url=untitled-1-is-necessary-to-prevent-vertical-migration-of-fluids-or-gases-behindhtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: Untitled-1 · isolation is necessary to prevent vertical migration of fluids or gases behind the casing 4 All hydraulic fracturing fluids are directed into the zones a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5thumbnails2jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imagea href=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5page3jpg target=_blank img data-url=untitled-1-is-necessary-to-prevent-vertical-migration-of-fluids-or-gases-behindhtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: Untitled-1 · isolation is necessary to prevent vertical migration of fluids or gases behind the casing 4 All hydraulic fracturing fluids are directed into the zones a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5thumbnails3jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=4Page 4button div class=ts-imagea href=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5page4jpg target=_blank img data-url=untitled-1-is-necessary-to-prevent-vertical-migration-of-fluids-or-gases-behindhtmlpage=4 data-page=4 class=ts-thumb lazyload alt=Page 4: Untitled-1 · isolation is necessary to prevent vertical migration of fluids or gases behind the casing 4 All hydraulic fracturing fluids are directed into the zones a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5thumbnails4jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=5Page 5button div class=ts-imagea href=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5page5jpg target=_blank img data-url=untitled-1-is-necessary-to-prevent-vertical-migration-of-fluids-or-gases-behindhtmlpage=5 data-page=5 class=ts-thumb lazyload alt=Page 5: Untitled-1 · isolation is necessary to prevent vertical migration of fluids or gases behind the casing 4 All hydraulic fracturing fluids are directed into the zones a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5thumbnails5jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=6Page 6button div class=ts-imagea href=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5page6jpg target=_blank img data-url=untitled-1-is-necessary-to-prevent-vertical-migration-of-fluids-or-gases-behindhtmlpage=6 data-page=6 class=ts-thumb lazyload alt=Page 6: Untitled-1 · isolation is necessary to prevent vertical migration of fluids or gases behind the casing 4 All hydraulic fracturing fluids are directed into the zones a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5thumbnails6jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=7Page 7button div class=ts-imagea href=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5page7jpg target=_blank img data-url=untitled-1-is-necessary-to-prevent-vertical-migration-of-fluids-or-gases-behindhtmlpage=7 data-page=7 class=ts-thumb lazyload alt=Page 7: Untitled-1 · isolation is necessary to prevent vertical migration of fluids or gases behind the casing 4 All hydraulic fracturing fluids are directed into the zones a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5thumbnails7jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=8Page 8button div class=ts-imagea href=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5page8jpg target=_blank img data-url=untitled-1-is-necessary-to-prevent-vertical-migration-of-fluids-or-gases-behindhtmlpage=8 data-page=8 class=ts-thumb lazyload alt=Page 8: Untitled-1 · isolation is necessary to prevent vertical migration of fluids or gases behind the casing 4 All hydraulic fracturing fluids are directed into the zones a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5thumbnails8jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=9Page 9button div class=ts-imagea href=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5page9jpg target=_blank img data-url=untitled-1-is-necessary-to-prevent-vertical-migration-of-fluids-or-gases-behindhtmlpage=9 data-page=9 class=ts-thumb lazyload alt=Page 9: Untitled-1 · isolation is necessary to prevent vertical migration of fluids or gases behind the casing 4 All hydraulic fracturing fluids are directed into the zones a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5thumbnails9jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=10Page 10button div class=ts-imagea href=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5page10jpg target=_blank img data-url=untitled-1-is-necessary-to-prevent-vertical-migration-of-fluids-or-gases-behindhtmlpage=10 data-page=10 class=ts-thumb lazyload alt=Page 10: Untitled-1 · isolation is necessary to prevent vertical migration of fluids or gases behind the casing 4 All hydraulic fracturing fluids are directed into the zones a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5thumbnails10jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=11Page 11button div class=ts-imagea href=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5page11jpg 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vertical migration of fluids or gases behind the casing 4 All hydraulic fracturing fluids are directed into the zones a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5thumbnails12jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=13Page 13button div class=ts-imagea href=https:reader039vdocumentinreader039viewer20220307105af95cf27f8b9abd588cc6afhtml5page13jpg target=_blank img data-url=untitled-1-is-necessary-to-prevent-vertical-migration-of-fluids-or-gases-behindhtmlpage=13 data-page=13 class=ts-thumb lazyload alt=Page 13: Untitled-1 · isolation is necessary to prevent vertical migration of fluids or gases behind the casing 4 All hydraulic fracturing fluids are directed into the zones a loading=lazy 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