div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader042vdocumentinreader042viewer20220409155e8cab6e82d7e5343e2af13ehtml5page1jpg target=_blank img data-url=oni-oc-ober-1984-explora-ion-dr-d-is-43-8790-n-vvhats-2017-11-13-world-oilhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: ONI OC OBER 1984 EXPLORA ION DR D is 43-8790 N vvåhats · 2017-11-13 · World Oil OCTOBER 1984 VOL 199 NO 5 DRILLING 84 DEPARTMENTS 55 60 64 69 75 Drilling innovations continue loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader042vdocumentinreader042viewer20220409155e8cab6e82d7e5343e2af13ehtml5thumbnails1jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imagea href=https:reader042vdocumentinreader042viewer20220409155e8cab6e82d7e5343e2af13ehtml5page2jpg target=_blank img data-url=oni-oc-ober-1984-explora-ion-dr-d-is-43-8790-n-vvhats-2017-11-13-world-oilhtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: ONI OC OBER 1984 EXPLORA ION DR D is 43-8790 N vvåhats · 2017-11-13 · World Oil OCTOBER 1984 VOL 199 NO 5 DRILLING 84 DEPARTMENTS 55 60 64 69 75 Drilling innovations continue loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader042vdocumentinreader042viewer20220409155e8cab6e82d7e5343e2af13ehtml5thumbnails2jpg width=140 height=200 adivdiv