• cationic polymer mud solves gumbo problems in

    CATIONIC POLYMER MUD SOLVES GUMBO PROBLEMS IN

    Home; CATIONIC POLYMER MUD SOLVES GUMBO PROBLEMS IN NORTH SEA. Orville Welch, Li-Jein Lee M-1 Drilling Fluids Co. Houston A recently developed cationic polymer mud

  • cationic polymer mud solves gumbo problems in north

    Cationic polymer mud solves gumbo problems in North

    This paper reports on a recently developed cationic polymer mud, compatible with conventional polymer additives and designed to meet environmental regulations, which significantly minimized the gumbo problems common to the water-sensitive shales in the North Sea. The cationic polymer mud was used to

  • new field procedures improve kcl/polymer drilling mud

    New field procedures improve KCl/polymer drilling mud

    Cationic polymer mud solves gumbo problems in North Sea Journal Article Welch, O. ; Lee, L.J. Oil and Gas Journal; (United States) This paper reports on a recently developed cationic polymer mud, compatible with conventional polymer additives and designed to meet environmental regulations, which significantly minimized the gumbo problems common to the water-sensitive shales in the North Sea.

  • new gypsum/polymer mud system eliminates gumbo

    New Gypsum/Polymer Mud System Eliminates Gumbo

    Summary. A new gypsum/polymer mud system eliminated gumbo problems on Tommeliten field production wells. The success of the system was achieved by use of simple, widely known products, with great emphasis placed on understanding chemical interactions.

  • drilling problems caused by gumbo and swelling shale

    Drilling problems caused by gumbo and swelling shale

    2016-10-08· What are the drilling problems caused by gumbo/swelling shale? And how? e.g. swelling shale can result in stuck pipe. (Question asked by Sher) ANSWERS: Hi Sher, Some shale types react strongly with water based mud. This causes the shale to hydrate and swell; shale cuttings in the well become sticky so clump together, or can stick to the steel

  • gumbo separator boxes products & suppliers

    Gumbo Separator Boxes Products & Suppliers

    (1992) Cationic polymer mud solves gumbo problems in North Sea. . Veil JA et al (1999) Feasibility evaluation of Downhole Oil/Water Separator (DOWS) technology. . such as slurrified, drilled-out cement, shredded paper waste (mud sacks and cardboard boxes ), shredded industrial plastic

  • drilling onshore at sei angit youtube

    Drilling onshore at Sei Angit YouTube

    2012-04-25· RigBNP#6 XJ-450, Drilling onshore at Sei Angit (Pertamina TAC -- Babat Kukui Energy), 7 Development Well, depth 900-1400ft, type mud : Spud Mud KCl Polymer,Completion Fluid with Calcium Chloride

  • gumbo schlumberger oilfield glossary

    gumbo Schlumberger Oilfield Glossary

    A nonspecific type of shale that becomes sticky when wet and adheres aggressively to surfaces. It forms mud rings and balls that can plug the annulus, the flowline and shale-shaker screens. Gumbo is likely to contain appreciable amounts of Ca +2 smectite clays. It is dispersed in a water mud, causing rapid accumulations of colloidal solids.

  • peh:drilling problems and solutions petrowiki

    PEH:Drilling Problems and Solutions PetroWiki

    The mud activity can be reduced by adding electrolytes that can be brought about through the use of mud systems such as seawater, saturated-salt/polymer, KCl/NaCl/polymer, and lime/gypsum. Pressure Diffusion. Pressure diffusion is a phenomenon of pressure change

  • some problems and solution of shaker control

    Some Problems and Solution of Shaker CONTROL

    2018-07-11· There are still have some chance of problems appeared when drilling cuttings met shale shaker which occur on the process of drilling. Here is the solutions. Cuttings have tendency to move to one side of shale shaker this situation happens because of unlevel installation, worn out isolation spring, improper maintenance. The solution is to

  • appendix g: solutions to well drilling problems

    Appendix G: Solutions to Well Drilling Problems

    The main cause of borehole caving is lack of suitable drilling mud (see Section 5). This often occurs in sandy soils where drillers are not using good bentonite or polymer. The problem can be seen when fluid is circulating but cuttings are not being carried-out of the hole. If you continue to push ahead and drill, the bit can become jammed, the

  • drilling powder polymer chp youtube

    Drilling Powder Polymer CHP YouTube

    2017-06-11· CHP (powder form) is a readily dispersible polymer additive designed to provide cuttings encapsulation and shale stabilization in freshwater to saltwater drilling fluids ranging from low solids to

  • effect of kcl on rheological properties of shale

    Effect of KCL on Rheological Properties of Shale

    Effect of KCL on Rheological Properties of Shale Contaminated Water-Based MUD(WBM) By Joel, O.F, Durueke, U.J & Nwokoye C.U. University of Port Harcourt, Nigeria. Abstract Interests in the design of water-based muds(WBM) have escalated due to wellbore instability issues that arise from the abundance of problematic shales encountered while

  • (pdf) optimal selection of mud type for solving drilling

    (PDF) Optimal Selection of Mud Type for Solving Drilling

    Optimal Selection of Mud Type for Solving Drilling Problems of Carbonate Reservoirs . Article (PDF Available) · January 2017 with 1,445 Reads How we measure 'reads' A 'read' is counted each time

  • oil-based mud systems and nonaqueous fluids (naf)

    Oil-Based Mud Systems and Nonaqueous Fluids (NAF)

    2018-11-27· The concentration and composition of the water phase in oil-base mud determines its ability to solve the hydratable shale problem. The external phase of oil-base mud is oil and does not allow the water to contact the formation; the shales are thereby prevented from becoming wet with water and dispersing into the mud or caving into the hole.

  • drilling knowledge: kcl polymer mud

    Drilling Knowledge: KCL Polymer Mud

    KCL Polymer Mud has the potassium ion (K) in the system to stabilize the shale formation.Personally, I like the KCL system because of its effectiveness in preventing the problems of swelling clay. It is widely used in many parts of the world, but some countries do not use it because it has effects and toxicity in animals and plants.

  • advances in functionalized nanoparticles based drilling

    Advances in functionalized Nanoparticles based drilling

    Nano flexible polymer mud have also been used to reduce surface area, pore size and pore volume of shale core sample. Only nanosized pores were plugged by polymer molecules by forming film coating on the rock surface (An et al., 2016).

  • ultradril schlumberger

    ULTRADRIL Schlumberger

    a PHPA/Polymer fluid system for drilling the troublesome 8 ½-in. Nahr Umr shale section. However, during logging the interval was often found to be over-gauged. Further, while issues related to the Nahr Umr intervals required a high performance water-base mud (HPWBM), previous attempts with such a system resulted in

  • performance report: rapid sweep polymer sticks

    Performance Report: RAPID SWEEP Polymer Sticks

    Performance Report: RAPID SWEEP Polymer Sticks Cleans Hole in Preparation for Smooth Casing Run Lafayette District Challenge: A gumbo attack was encountered at 1,800 ft while drilling through a 17 ½ inch directional surface section with a low pH gel and PHPA fluid as

  • the low ph desco deflocculant drilling fluid system

    THE LOW pH DESCO DEFLOCCULANT DRILLING FLUID SYSTEM

    alternative, but bring with them a host of other associated problems such as increased disposal costs and increased use of expensive polymers to achieve the appropriate fluid loss needed to inhibit reactive clays. The Low pH Desco® Deflocculant drilling fluid system is

  • rapid sweep polymer sticks cleans hole in preparation

    RAPID SWEEP Polymer Sticks Cleans Hole in Preparation

    polymer concentration of 3 ppb was maintained in the active system by using the polymer sticks. The Results By utilizing Alpine’S RApid Sweep polymer sticks at the problem zone, the well was able to achieve proper gumbo encapsulation and control and provide proper hole cleaning for the smooth application of the surface casing without any hole

  • improved inhibition and rheological properties are

    Improved Inhibition And Rheological Properties Are

    This paper presents the design and the field application of amphoteric polymer mud system to solve the problems conventional polymer caused, when drilling high reactive shale formation. It has been studied relationship of the structural features and mechanisms of polymer molecules with the performance of polymer mud. Amphoteric polymers have

  • colloidal solids schlumberger oilfield glossary

    colloidal solids Schlumberger Oilfield Glossary

    Solid particles of size less than 2 microns equivalent spherical diameter, also identified as clay by definitions in International Standards Organization ISO/CD 13501, par. 3.1.17. Because of extremely small size, these solids largely defy direct removal by mechanical devices that rely on screening or gravitational forces. Their removal is aided by chemical aggregation prior to gravity

  • drilling fluids: clay getting out of a sticky situation

    Drilling Fluids: Clay Getting Out of a Sticky Situation

    In the drilling industry, clay is commonly referred to as reactive because, when hydrated, clay will swell, get sticky, ball up around drill bits, and cause headaches for drilling contractors. The term “clay” is used to refer to any mineral particle that is below two microns in size, compared to human hair, which can range from around 80 microns to 120 microns in diameter.

  • mud engineering this chapter covers the following items

    MUD ENGINEERING This chapter covers the following items

    ¾ Polymers : ¾ Large molecules made up of many repeated small units called monomers ¾ Used for filtration control, viscosity modification, flocculation and shale stabilization ¾ Cause little change in solid contents of mud ¾ Polymer mud have high shear-thinning ability at high shear rate

  • my-spread forum gumbo blinding shaker screens

    My-Spread Forum Gumbo Blinding Shaker Screens

    Gumbo Blinding Shaker Screens (Drilling w/ Invert Emulsion Fluid) 06 April 2017 Posted on behalf of a member who would prefer to remain anonymous: "Hello, We are currently drilling the 12.25" intermediate section of a well with diesel-based, invert emulsion drilling fluid.

  • certain assessment of using mwcnt nps in drilling fluid

    Certain Assessment of Using MWCNT Nps in Drilling Fluid

    Stick- slip is the continuous stopping& release of the Bit/BHA due to the irregular down-hole rotation prompted by the existing relationship between the friction torque and the torque applied from the surface to free the bit. Friction coefficient between BHA and wellbore is the main player of stick slip amount, which can be mitigated by support a good lubricators as additives in drilling mud.

  • borehole instability petrowiki

    Borehole instability PetroWiki

    Other than the mud data, the data are often compounded with problems of availability and/or uncertainties. However, sensitivity analysis can be conducted by assuming data for the many variables to establish safety windows for mud selection and design. Borehole-instability prevention

  • aade-04-df-ho-14 design considerations for high

    AADE-04-DF-HO-14 Design Considerations for High

    that the polymers bridge fractures on the shale surface.1 The deformable nature of the polymer allows it to mold itself along the fracturewhich improves bridging (plugging) efficiency. Aluminum chemistry is used to form an internal bridge via precipitation within the shale matrix.6 The aluminum complex is soluble at the mud

  • solutions sun specialty products

    Solutions SUN Specialty Products

    GUMBO SHIELD® is a proprietary blend of stabilizing and film forming polymers, which provides a highly non-dispersive environment for gumbo type shales. GUMBO SHIELD® reacts with gumbo through absorptive action. It does not affect the rheology of the mud, tends to lower the API filtrate, and is easily added to any water-base drilling fluid.

  • novel polymeric drilling mud viscosifiers sciencedirect

    Novel polymeric drilling mud viscosifiers ScienceDirect

    It was found that quite small amounts of these polymers were needed to obtain the rheological properties achieved by using large amounts of caustic soda. More importantly, it was shown that the properties of muds treated with these polymers did not deteriorate as quickly as for mud treated with caustic soda.

  • nicola dettori drilling fluids & cemeting specialist

    Nicola Dettori Drilling Fluids & Cemeting Specialist

    Kashagan Project: Responsible for drilling well operation related to Cement, Drilling, Work over, Completion Fluids and Waste management. Furthermore, in charge for the day to day monitoring of the fluids characteristics, relevant materials and chemical stocks, drilling wastes and all other issues tied with the management of fluids required at well sites.

  • darius johnson drilling fluid engineer anchor drilling

    Darius Johnson Drilling Fluid Engineer Anchor Drilling

    About •Test and monitor the drilling fluid in field and lab setting working with equipment such as rheometer, retort, pH meter, hot roller, mud pressure scale, flask, graduated cylinder.

  • potential problems hole cleaning hole stability gumbo

    Potential Problems Hole Cleaning Hole Stability Gumbo

    Changes to DF industry/opinions Hydraulic modeling (hole cleaning, cuttings beds, matching PWDs/ ECD, etc) Lost circulation technology (healing the formations) Solids control technology (removal, transferring,etc) Polymer technology / WBM (still not there.) Environmental (political !!!) Keeping drilling fluids cost effective (we want the mud bill lower than we estimated!) Best mud system

  • arky wijayanto drilling fluids engineer scomi oiltools

    arky wijayanto Drilling Fluids Engineer Scomi Oiltools

    View arky wijayanto’s profile on LinkedIn, the world's largest professional community. arky has 5 jobs listed on their profile. See the complete profile on LinkedIn and discover arky’s

  • study on applicability of a newly-developed biodegradable

    Study on Applicability of a Newly-Developed Biodegradable

    Because, fiber sweep mud consists of base drilling fluid and fibrous materials, the effect on rheological properties by mixing fibrous materials is low (Matsui et al., 2012). Therefore, there is a possibility that the use of fiber sweep mud solves hole cleaning problems in geothermal well

  • performance report: rapid sweep polymer sticks

    Performance Report: RAPID SWEEP Polymer Sticks

    Performance Report: RAPID SWEEP Polymer Sticks Cleans Hole in Preparation for Smooth Casing Run Lafayette District Challenge: A gumbo attack was encountered at 1,800 ft while drilling through a 17 ½ inch directional surface section with a low pH gel and PHPA fluid as

  • what are the advantages of the shear pump?

    What Are The Advantages Of The Shear Pump?

    The shear pump can provide high shear for rapid hydration of high molecular polymers, and solve the outstanding problems of polymer (or clay) in drilling fluid or completion fluid due to poor hydration. At the same time, the use of shear pump can reduce the amount of polymer by more than 15%, reduce the amount of bentonite by more than 30%, and improve the loss of mud cake and liquid flow

  • appendix g: solutions to well drilling problems

    Appendix G: Solutions to Well Drilling Problems

    The main cause of borehole caving is lack of suitable drilling mud (see Section 5). This often occurs in sandy soils where drillers are not using good bentonite or polymer. The problem can be seen when fluid is circulating but cuttings are not being carried-out of the hole. If you continue to push ahead and drill, the bit can become jammed, the

  • 2014 guide to drilling fluids chart by jwn issuu

    2014 Guide to Drilling Fluids Chart by JWN Issuu

    2014-09-23· Issuu is a digital publishing platform that makes it simple to publish magazines, catalogs, newspapers, books, and more online. Easily share your publications and get them in front of Issuu’s

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