BAKER HUGHES - Drilling Fluids Reference Manual

TABLE OF CONTENTS
Chapter 14
Table of Contents
FLUIDS ENVIRONMENTAL SERVICES..........................................................................................14-1
INTRODUCTION...............................................................................................................................14-1
FES MANAGEMENT SYSTEM.......................................................................................................14-3
THE SIX STEPS ................................................................................................................................14-4
Step One – Determining Expectations.......................................................................................14-4
Step Two – Data Analysis............................................................................................................14-6
Step Three – Setting Goals .......................................................................................................14-10
Step Four – Detailed Planning ..................................................................................................14-11
Step Five - Execution..................................................................................................................14-13
Step Six - Continuous Improvement and Learning ................................................................14-18
BEST OPERATING PRACTICES.................................................................................................14-20
Volume Reduction.......................................................................................................................14-20
Waste Minimisation.....................................................................................................................14-22
Recommendations to Reduce Surplus Volumes and Wastes at the Rig Site ...................14-23
Recommendations to Reduce Surplus Slop Waste at the Rig Site.....................................14-23
WASTE TRANSPORT AND DISPOSAL......................................................................................14-26
Skip & Ship...................................................................................................................................14-26
Cuttings Fixation..........................................................................................................................14-27
Bioremediation.............................................................................................................................14-27
Landfarming .................................................................................................................................14-27
Thermal Treatment......................................................................................................................14-28
Other Thermal Treatments ........................................................................................................14-29
Possible Uses of Waste .............................................................................................................14-29
SLOP SEPARATION ......................................................................................................................14-30
Introduction...................................................................................................................................14-30
Benefits of Using Slop Treatment Technology .......................................................................14-30
Equipment Set-Up and Operation.............................................................................................14-31
Equipment Details .......................................................................................................................14-33
Handling OBM Slops Onshore ..................................................................................................14-35
CUTTINGS SLURRIFICATION AND RE-INJECTION...............................................................14-35
Introduction to Cuttings Slurrification/Re-Injection .................................................................14-35
Cuttings Slurrification..................................................................................................................14-36
Injection Theory ...........................................................................................................................14-36
Injection Process .........................................................................................................................14-37
Operating Considerations ..........................................................................................................14-37
Lithology Concerns .....................................................................................................................14-38
Surface Equipment Requirements............................................................................................14-38
Casing Programme .....................................................................................................................14-39
Monitoring Procedures ...............................................................................................................14-39
Main Components of CRI System ............................................................................................14-40
Cuttings Slurrification Package .................................................................................................14-40
CUTTINGS DRYER ........................................................................................................................14-49
FILTRATION SERVICES ...............................................................................................................14-53
Filtration of Wellbore Clean-up Returns...................................................................................14-53
BAKER HUGHES DRILLING FLUIDS
REFERENCE MANUAL
REVISION 2006 14-i