EP0265341A3 - Inflatable well packers - Google Patents

Inflatable well packers Download PDF

Info

Publication number
EP0265341A3
EP0265341A3 EP87402350A EP87402350A EP0265341A3 EP 0265341 A3 EP0265341 A3 EP 0265341A3 EP 87402350 A EP87402350 A EP 87402350A EP 87402350 A EP87402350 A EP 87402350A EP 0265341 A3 EP0265341 A3 EP 0265341A3
Authority
EP
European Patent Office
Prior art keywords
well packers
inflatable well
inflatable
packers
well
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
EP87402350A
Other versions
EP0265341B1 (en
EP0265341A2 (en
Inventor
Dinesh R. Patel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schlumberger Technology Corp
Original Assignee
Schlumberger Technology Corp
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 Schlumberger Technology Corp filed Critical Schlumberger Technology Corp
Publication of EP0265341A2 publication Critical patent/EP0265341A2/en
Publication of EP0265341A3 publication Critical patent/EP0265341A3/en
Application granted granted Critical
Publication of EP0265341B1 publication Critical patent/EP0265341B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/12—Packers; Plugs
    • E21B33/124—Units with longitudinally-spaced plugs for isolating the intermediate space
    • E21B33/1243—Units with longitudinally-spaced plugs for isolating the intermediate space with inflatable sleeves
    • 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
    • E21B33/12—Packers; Plugs
    • E21B33/127—Packers; Plugs with inflatable sleeve
    • E21B33/1277—Packers; Plugs with inflatable sleeve characterised by the construction or fixation of the sleeve
EP87402350A 1986-10-24 1987-10-21 Inflatable well packers Expired - Lifetime EP0265341B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US92262886A 1986-10-24 1986-10-24
US922628 1986-10-24

Publications (3)

Publication Number Publication Date
EP0265341A2 EP0265341A2 (en) 1988-04-27
EP0265341A3 true EP0265341A3 (en) 1989-11-15
EP0265341B1 EP0265341B1 (en) 1994-06-15

Family

ID=25447352

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87402350A Expired - Lifetime EP0265341B1 (en) 1986-10-24 1987-10-21 Inflatable well packers

Country Status (3)

Country Link
EP (1) EP0265341B1 (en)
CA (1) CA1276547C (en)
DE (1) DE3750069D1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201004045D0 (en) * 2010-03-11 2010-04-28 Tendeka Bv Fully bonded end rings
US9617802B2 (en) 2013-09-12 2017-04-11 Saudi Arabian Oil Company Expandable tool having helical geometry
US10100600B2 (en) 2015-02-10 2018-10-16 Saudi Arabian Oil Company Expandable tools using segmented cylindrical sections

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3524503A (en) * 1968-09-05 1970-08-18 Halliburton Co Cementing tool with inflatable packer and method of cementing
US3529667A (en) * 1969-01-10 1970-09-22 Lynes Inc Inflatable,permanently set,drillable element
US3542127A (en) * 1968-05-13 1970-11-24 Lynes Inc Reinforced inflatable packer with expansible back-up skirts for end portions
US4253676A (en) * 1979-06-15 1981-03-03 Halliburton Company Inflatable packer element with integral support means
US4406461A (en) * 1982-03-12 1983-09-27 Schlumberger Technology Corporation Inflatable well packer apparatus reinforced with tire cording
FR2582077A2 (en) * 1985-05-14 1986-11-21 Caoutchouc Manuf Plastique IMPROVEMENT TO A DILATABLE PIPE DEVICE

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2517017B1 (en) * 1981-11-20 1986-09-19 Caoutchouc Manuf Plastique

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3542127A (en) * 1968-05-13 1970-11-24 Lynes Inc Reinforced inflatable packer with expansible back-up skirts for end portions
US3524503A (en) * 1968-09-05 1970-08-18 Halliburton Co Cementing tool with inflatable packer and method of cementing
US3529667A (en) * 1969-01-10 1970-09-22 Lynes Inc Inflatable,permanently set,drillable element
US4253676A (en) * 1979-06-15 1981-03-03 Halliburton Company Inflatable packer element with integral support means
US4406461A (en) * 1982-03-12 1983-09-27 Schlumberger Technology Corporation Inflatable well packer apparatus reinforced with tire cording
FR2582077A2 (en) * 1985-05-14 1986-11-21 Caoutchouc Manuf Plastique IMPROVEMENT TO A DILATABLE PIPE DEVICE

Also Published As

Publication number Publication date
EP0265341B1 (en) 1994-06-15
EP0265341A2 (en) 1988-04-27
DE3750069D1 (en) 1994-07-21
CA1276547C (en) 1990-11-20

Similar Documents

Publication Publication Date Title
GB8708896D0 (en) Well packer
GB2236779B (en) Methods of using inflatable packers
GB2192416B (en) Inflatable packer tool
DE3379066D1 (en) Inflatable packer element
AR244848A1 (en) Inflatable straddle packer
GB2185681B (en) Inflatable products
GB8608857D0 (en) Drilling
GB8630096D0 (en) Well drilling
EP0271297A3 (en) Packer bypass
GB2191688B (en) Inflatable seat
GB8617698D0 (en) Wellhead apparatus
GB2188009B (en) Inflatable lifejacket
GB8628937D0 (en) Inflatable expandable device
ZA881119B (en) Inflatable bag
EP0265341A3 (en) Inflatable well packers
GB8608248D0 (en) Inflatable frames
GB8605859D0 (en) Inflatable frames
GB2193691B (en) Inflatable swimming aid
GB8722296D0 (en) Drilling
GB8628684D0 (en) Inflatable devices
ZA899333B (en) Inflatable structure
BG43280A1 (en) Drilling packer
GR860099B (en) Inflatable decelerator
GB8606986D0 (en) Inflatable supports
GB8611701D0 (en) Rig

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB NL

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE FR GB NL

17P Request for examination filed

Effective date: 19900509

17Q First examination report despatched

Effective date: 19910701

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE FR GB NL

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Effective date: 19940615

REF Corresponds to:

Ref document number: 3750069

Country of ref document: DE

Date of ref document: 19940721

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Effective date: 19940916

ET Fr: translation filed
NLV1 Nl: lapsed or annulled due to failure to fulfill the requirements of art. 29p and 29m of the patents act
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20011005

Year of fee payment: 15

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20011029

Year of fee payment: 15

REG Reference to a national code

Ref country code: GB

Ref legal event code: IF02

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20021021

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20021021

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20030630

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST