NO20180382A1 - Riserless well systems and methods - Google Patents

Riserless well systems and methods

Info

Publication number
NO20180382A1
NO20180382A1 NO20180382A NO20180382A NO20180382A1 NO 20180382 A1 NO20180382 A1 NO 20180382A1 NO 20180382 A NO20180382 A NO 20180382A NO 20180382 A NO20180382 A NO 20180382A NO 20180382 A1 NO20180382 A1 NO 20180382A1
Authority
NO
Norway
Prior art keywords
mast
extending
methods
surface vessel
well systems
Prior art date
Application number
NO20180382A
Other languages
Norwegian (no)
Inventor
Luc Deboer
Original Assignee
Drlg Tools Llc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Drlg Tools Llc filed Critical Drlg Tools Llc
Publication of NO20180382A1 publication Critical patent/NO20180382A1/en

Links

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
    • E21B15/00—Supports for the drilling machine, e.g. derricks or masts
    • E21B15/02—Supports for the drilling machine, e.g. derricks or masts specially adapted for underwater drilling
    • 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
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/035—Well heads; Setting-up thereof specially adapted for underwater installations
    • 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
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/035—Well heads; Setting-up thereof specially adapted for underwater installations
    • E21B33/038—Connectors used on well heads, e.g. for connecting blow-out preventer and riser
    • 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
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/06—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers
    • E21B33/064—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers specially adapted for underwater well heads
    • 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
    • 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
    • E21B33/14—Methods or devices for cementing, for plugging holes, crevices, or the like for cementing casings into boreholes
    • E21B33/143—Methods or devices for cementing, for plugging holes, crevices, or the like for cementing casings into boreholes for underwater installations

Abstract

A riserless well abandonment system includes a surface vessel, a first mast extending from the surface vessel, a second mast extending from the surface vessel, wherein the second mast is spaced from the first mast, a running tool extending from the first mast, wherein a subsea intervention device is coupled to the running tool, and a concentric drill string extending from the second mast, wherein the concentric drill string includes an inner drill pipe disposed within an outer drill pipe.A riserless well abandonment system includes a surface vessel, a first mast extending from the surface vessel, a second mast extending from the surface vessel, wherein the second mast is spaced from the first mast, a running tool extending from the first mast, wherein a subsea intervention device is coupled to the running tool, and a concentric drill string extending from the second mast, wherein the concentric drill string includes an inner drill pipe disposed within an outer drill pipe.

NO20180382A 2015-08-19 2018-03-19 Riserless well systems and methods NO20180382A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201562207244P 2015-08-19 2015-08-19
PCT/US2016/047893 WO2017031464A1 (en) 2015-08-19 2016-08-19 Riserless well systems and methods

Publications (1)

Publication Number Publication Date
NO20180382A1 true NO20180382A1 (en) 2018-03-19

Family

ID=58052027

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20180382A NO20180382A1 (en) 2015-08-19 2018-03-19 Riserless well systems and methods

Country Status (5)

Country Link
US (1) US20170058632A1 (en)
BR (1) BR112018003032A2 (en)
GB (1) GB2557521A (en)
NO (1) NO20180382A1 (en)
WO (1) WO2017031464A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112020002845B1 (en) 2017-08-11 2023-04-18 Fmc Technologies, Inc METHOD AND SYSTEM FOR THE FORMATION OF AN UPPER CAP IN A WELL
GB2576011B (en) 2018-08-01 2021-02-17 Ardyne Holdings Ltd Downhole Tool
GB2576010B (en) * 2018-08-01 2021-02-17 Ardyne Holdings Ltd Improvements in or relating to well abandonment and slot recovery
WO2020047543A1 (en) * 2018-08-31 2020-03-05 Kryn Petroleum Services Llc Managed pressure drilling systems and methods
AU2021200590A1 (en) * 2020-01-31 2021-08-19 Deep Coal Technologies Pty Ltd A method for the extraction of hydrocarbon

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4846280A (en) * 1988-04-08 1989-07-11 Marathon Oil Company Drill stem test method and apparatus
GB2275282B (en) * 1993-02-11 1996-08-07 Halliburton Co Abandonment of sub-sea wells
MY148792A (en) * 2005-12-22 2013-05-31 Transocean Offshore Deepwater Dual-bop and common riser system
US8881843B2 (en) * 2006-02-09 2014-11-11 Weatherford/Lamb, Inc. Managed pressure and/or temperature drilling system and method
NO325441B1 (en) * 2007-02-12 2008-05-05 Norshore Drilling As Mobile equipment for riserless drilling, well intervention, subsea construction from a vessel
US7938190B2 (en) * 2007-11-02 2011-05-10 Agr Subsea, Inc. Anchored riserless mud return systems
EP2321491B1 (en) * 2008-07-31 2013-04-10 BP Corporation North America Inc. Subsea well intervention systems and methods
US20120193104A1 (en) * 2011-02-01 2012-08-02 Corey Eugene Hoffman Coiled tubing module for riserless subsea well intervention system
CA2795818C (en) * 2011-11-16 2015-03-17 Weatherford/Lamb, Inc. Managed pressure cementing
US9488024B2 (en) * 2012-04-16 2016-11-08 Wild Well Control, Inc. Annulus cementing tool for subsea abandonment operation

Also Published As

Publication number Publication date
GB2557521A (en) 2018-06-20
BR112018003032A2 (en) 2018-09-18
GB201804330D0 (en) 2018-05-02
WO2017031464A9 (en) 2017-03-23
WO2017031464A1 (en) 2017-02-23
US20170058632A1 (en) 2017-03-02

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Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application