div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentoto-1999089-drilling-fluids-composition-and-use-within-drilling-in-the-southhtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: OTO 1999089 - Drilling Fluids Composition and Use Within · Drilling in the South North Sea appears to have been dominated by oil based muds with the balance veering towards loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentsinreader030viewer20220405165e747861f77488442a64088ahtml5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=documentoto-1999089-drilling-fluids-composition-and-use-within-drilling-in-the-southhtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: OTO 1999089 - Drilling Fluids Composition and Use Within · Drilling in the South North Sea appears to have been dominated by oil based muds with the balance veering towards loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentsinreader030viewer20220405165e747861f77488442a64088ahtml5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=documentoto-1999089-drilling-fluids-composition-and-use-within-drilling-in-the-southhtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: OTO 1999089 - Drilling Fluids Composition and Use Within · Drilling in the South North Sea appears to have been dominated by oil based muds with the balance veering towards loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII=...