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2 290 491

(13)

(51)

IPC

E21B33/13(2006-01-01)

E21B33/12(2006-01-01)

E21B29/00(2006-01-01)

(21) (22)

Application

2003137821/03, 2002-06-05

(24)

Start date

2002-06-05

(22)

Actual filing date

2002-06-05

(45)

Published

2006-12-27

(72)

Inventor

Bosma Marten Zherar ReneKornelissen Ehrik KerstDimitriadis KlistenisPiters MajkUorrall Robert Nikolas

(73)

Holder

Shell Internehshnl Riserch Maatskhappij B.V.

METHOD FOR IN-SITU DOWNHOLE EQUIPMENT CASTING Russian patent published in 2006 - IPC E21B33/13 E21B33/12 E21B29/00

Abstract RU 2290491 C2

FIELD: downhole equipment, particularly methods or devices for cementing, for plugging holes, crevices, or the like.

SUBSTANCE: method involves arranging body made of metal, which expands during hardening, in cavity arranged in well; maintaining body temperature exceeding metal melting temperature; cooling the body up to temperature less than metal melting temperature to provide body hardening inside the cavity.

EFFECT: increased efficiency.

10 cl, 4 dwg

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RU 2 290 491 C2

Authors

Bosma Marten Zherar Rene

Kornelissen Ehrik Kerst

Dimitriadis Klistenis

Piters Majk

Uorrall Robert Nikolas

Dates

2006-12-27—Published

2002-06-05—Filed