[go: up one dir, main page]

Saleh et al., 2020 - Google Patents

Geothermal drilling: A review of drilling challenges with mud design and lost circulation problem

Saleh et al., 2020

View PDF
Document ID
4493119911741850727
Author
Saleh F
Teodoriu C
Ezeakacha C
Salehi S
Publication year
Publication venue
Proceedings of 45th Annual Stanford Geothermal Workshop, Stanford University, Stanford, CA

External Links

Snippet

The most expensive problem routinely encountered in geothermal drilling is lost circulation, which is the loss of drilling fluid to pores or fractures in the rock formations being drilled. Lost circulation represents an average of 10 percent of total well costs in mature geothermal …
Continue reading at pangea.stanford.edu (PDF) (other versions)

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/25—Methods for stimulating production
    • E21B43/26—Methods for stimulating production by forming crevices or fractures
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/13—Methods or devices for cementing, for plugging holes, crevices, or the like
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/02—Subsoil filtering
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/11—Perforators; Permeators
    • E21B43/119—Details, e.g. for locating perforating place or direction
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B37/00—Methods or apparatus for cleaning boreholes or wells
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; MISCELLANEOUS COMPOSITIONS; MISCELLANEOUS APPLICATIONS OF MATERIALS
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/50—Compositions for plastering borehole walls, i.e. compositions for temporary consolidation of borehole walls
    • C09K8/504—Compositions based on water or polar solvents
    • C09K8/506—Compositions based on water or polar solvents containing organic compounds
    • C09K8/508—Compositions based on water or polar solvents containing organic compounds macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; MISCELLANEOUS COMPOSITIONS; MISCELLANEOUS APPLICATIONS OF MATERIALS
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/02—Well-drilling compositions
    • C09K8/03—Specific additives for general use in well-drilling compositions
    • C09K8/032—Inorganic additives

Similar Documents

Publication Publication Date Title
Saleh et al. Geothermal drilling: A review of drilling challenges with mud design and lost circulation problem
Magzoub et al. Loss circulation in drilling and well construction: The significance of applications of crosslinked polymers in wellbore strengthening: A review
US10871061B2 (en) Treatment of kerogen in subterranean zones
Wang et al. Best practice in understanding and managing lost circulation challenges
US20180037803A1 (en) Methods of treating oil and gas well fractures
Whitfill et al. All lost-circulation materials and systems are not created equal
Bennion Formation damage-the impairment of the invisible, by the inevitable and uncontrollable, resulting in an indeterminate reduction of the unquantifiable!
US10421896B2 (en) Polylactic acid/acid-soluble hard particulate blends as degradable diverting agents
Alkinani A comprehensive analysis of lost circulation materials and treatments with applications in Basra’s oil fields, Iraq: Guidelines and recommendations
Soroush et al. Investigation into strengthening methods for stabilizing wellbores in fractured formations
Sweatman et al. Wellbore stabilization increases fracture gradients and controls losses/flows during drilling
Ghalambor et al. Formation damage abatement: A quarter-century perspective
Scheldt et al. Understanding loss mechanisms: the key to successful drilling in depleted reservoirs?
Abass et al. Stimulating weak formations using new hydraulic fracturing and sand control approaches
Wang et al. Avoiding drilling problems by strengthening the wellbore while drilling
Wang et al. Strengthening a wellbore with multiple fractures: further investigation of factors for strengthening a wellbore
Wang et al. Experience and lessons from production packer selection and operations in the HPHT Gas fields of Kuqa Foreland Basin, Western China
Vasquez et al. A Novel Temperature-Activated, Rigid-Setting Material: Case Histories and Lessons Learned After More than 500 Well Interventions for Drilling and Conformance Applications
Magzoub Development of polymer gel systems for lost circulation treatment and wellbore strengthening
Vivas et al. Wellbore Strengthening for Geothermal Applications: Experimental Study of Thermal Degradation of LCM to Address Wellbore Tensile Failure.
Akhtar et al. Swelling elastomer applications in oil and gas industry
Khandka Leakage behind casing
Shmoncheva et al. Drilling fluids in complicated conditions: a review
US11091977B2 (en) Methods for diversion and controlling fluid-loss using formate brine compositions
Sabaa et al. Effective zonal isolation using organic crosslinked polymer maximized production of mature fields