ISO INTERNATIONAL STANDARD 10414-2 Second edition 2011-06-15 Petroleum and natural gas industries - Field testing of drilling fluids - Part 2: Oil-based fluids Industries du pétrole et du gaz naturel Essais in situ des fluides de forage - Partie 2: Fluides a base d'huiles Reference number ISO 10414-2:2011(E) @ ISO 2011 py IHS under lic itted without license from IHS Not for Resale ISO 10414-2:2011(E) COPYRIGHTPROTECTEDDOCUMENT @ ISO2011 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, IsO's member body in the country of the requester. ISO copyright office Case postale 56 : CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ ISO 2011 - All rights reserved py IHS unde Not for Resale ISO 10414-2:2011(E) Contents Page Foreword Introduction. ..vi 1 Scope 2 Normative references.. 3 Terms and definitions. .2 4 Symbols and abbreviated terms 4.1 Symbols.... 4.2 Abbreviated terms, .9 5 Determination of drilling fluid density (mud weight) 10 5.1 Principle.... 5.2 Apparatus. .10 5.3 Procedure. 10 5.4 Calculation... 10 6 Alternative method for determination of drilling fluid density . 12 6.1 Principle..... 6.2 Apparatus.. 6.3 Procedure. 13 6.4 Calculation 14 < Viscosity and gel strength.. 14 7.1 Principle.... .14 7.2 Determination of viscosity using the Marsh funnel.. 14 7.3 Determination of viscosity and gel strength using a direct-reading viscometer 15 8 Static filtration ... 18 8.1 8.2 High-temperature/high-pressure test up to 175 °c (350 °F)... 8.3 High-temperature/high-pressure test 175 °c (350 °F) up to and including 230 °C (450 °F)....21 9 Retort test for oil, water and solids concentrations .. 23 9.1 Principle..... .23 9.2 Apparatus.... 24 9.3 Procedure Volumetric method . .25 9.4 Calculation Volumetric method. 26 9.5 Procedure Gravimetric method...... 9.6 Calculation Gravimetric method .. 29 9.7 Calculation - Volume fractions of oil, water and solids ... 30 10 Chemical analysis of oil-based drilling fluids 32 10.1 .32 10.2 Reagents and apparatus..... 10.3 Base alkalinity demand, VB . .34 10.4 Whole-drilling-fluid alkalinity, Vk... 35 10.5 Whole-drilling-fluid chloride concentration.. 37 10.6 Whole-drilling-fluid calcium concentration . .38 11 Electricalstabilitytest .39 11.1 Principle.... 11.2 Apparatus.. .39 11.3 Equipmentcalibration/performancetest ..40 11.4 Copyrght International OrganizaionStandardizalonghts reserved ili Not for Resale ISO 10414-2:2011(E) 12 Lime, salinity and solids calculations .. 12.1 Principle. 41 12.2 Apparatus. 42 12.3 Whole-drilling-fluid calculations .42 12.4 Aqueousphasecalculations 12.5 Soluble and insoluble whole-drilling-fluid sodium chloride calculations .. .48 12.6 Calculation - Solids in the whole drilling fluid . 49 Annex A (informative) Measurement of shear strength using shearometer tube .. ..54 Annex B (informative) Determination of oil and water retained on cuttings... ...56 Annex C (informative) Determination of aqueous-phase activity of emulsified water using an electrohygrometer .. ..61 Annex D (informative) Determination of aniline point Annex E (informative) Lime, salinity and solids calculations Annex F (informative) Sampling, inspection and rejection of drilling materials ... Annex G (informative) Rig-site sampling .. ...90 Annex H (informative) Determination of cutting activity by the Chenevert method . Annex I (informative) Chemical analysis of active sulfides by the Garrett gas train method .... Annex J (informative) Calibration and verification of glassware, thermometers, viscometers, retort kit cup and drilling fluid balances .....102 AnnexK(informative)High-temperature/high-pressurefiltrationtestingofoil-baseddrillingfluids using the permeability plugging apparatus and cells equipped with set-screw secured endcaps. ...107 AnnexL(informative)High-temperature/high-pressurefiltrationtestingofoil-baseddrillingflui