RU99110343A - DEVICE FOR EXCLUSION OF THE INFLUENCE OF BOREHOLE FACTORS ON THE INSTALLED INSTALLATION ON THE TUBE - Google Patents

DEVICE FOR EXCLUSION OF THE INFLUENCE OF BOREHOLE FACTORS ON THE INSTALLED INSTALLATION ON THE TUBE

Info

Publication number
RU99110343A
RU99110343A RU99110343/03A RU99110343A RU99110343A RU 99110343 A RU99110343 A RU 99110343A RU 99110343/03 A RU99110343/03 A RU 99110343/03A RU 99110343 A RU99110343 A RU 99110343A RU 99110343 A RU99110343 A RU 99110343A
Authority
RU
Russia
Prior art keywords
borehole
factors
tubing
influence
fluid
Prior art date
Application number
RU99110343/03A
Other languages
Russian (ru)
Other versions
RU2170323C2 (en
Inventor
Григорий Антонович Павленко
Евгений Петрович Молчанов
Анатолий Степанович Коряков
Лидия Ивановна Приказчикова
Мартин Ефремович Розенфельд
Original Assignee
ОАО "Ноябрьскнефтегазгеофизика"
Filing date
Publication date
Application filed by ОАО "Ноябрьскнефтегазгеофизика" filed Critical ОАО "Ноябрьскнефтегазгеофизика"
Priority to RU99110343A priority Critical patent/RU2170323C2/en
Priority claimed from RU99110343A external-priority patent/RU2170323C2/en
Publication of RU99110343A publication Critical patent/RU99110343A/en
Application granted granted Critical
Publication of RU2170323C2 publication Critical patent/RU2170323C2/en

Links

Claims (1)

Устройство для исключения влияния скважинных факторов на прибор, установленный на НКТ, содержащее элементы, воспринимающие влияние скважинных факторов и не передающие его на прибор, отличающееся тем, что элементы выполнены в виде цилиндра с установленным на нем прибором, глухого дна и крышки из двух разнесенных фланцев, установленных на НКТ герметично с возможностью осевого перемещения по ней; на НКТ закреплен третий фланец, установленный с образованием двух камер между разнесенными фланцами крышки герметично относительно внутренней поверхности цилиндра с возможностью осевого перемещения по нему, при этом в верхней камере выполнено отверстие в стенке НКТ для подвода нагнетаемой жидкости, а в нижней - отверстие в стенке цилиндра для подвода скважинной жидкости; внутренние площади разнесенных фланцев, на которые воздействует нагнетаемая жидкость, выполнены равными между собой и в сумме равными внутренней площади глухого дна, а наружные площади разнесенных фланцев, на которые воздействует скважинная жидкость, выполнены в сумме равными наружной площади глухого дна.A device for eliminating the influence of borehole factors on a device installed on a tubing containing elements that perceive the influence of borehole factors and do not transmit it to the device, characterized in that the elements are made in the form of a cylinder with a device installed on it, a blind bottom and a cover of two spaced apart flanges installed on the tubing hermetically with the possibility of axial movement along it; a third flange is mounted on the tubing, which is installed with the formation of two chambers between the spaced apart flanges of the cap hermetically relative to the inner surface of the cylinder with the possibility of axial movement along it, while in the upper chamber a hole is made in the wall of the tubing for supplying pumped fluid, and in the lower chamber is a hole in the cylinder wall for supplying well fluid; the internal areas of the spaced flanges that are affected by the injected fluid are made equal to each other and are equal in total to the internal area of the dead bottom, and the external areas of the spaced flanges that are affected by the wellbore fluid are made equal to the total external area of the deaf bottom.
RU99110343A 1999-05-17 1999-05-17 Gear preventing effect of borehole factors on device mounted on tubing string RU2170323C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU99110343A RU2170323C2 (en) 1999-05-17 1999-05-17 Gear preventing effect of borehole factors on device mounted on tubing string

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU99110343A RU2170323C2 (en) 1999-05-17 1999-05-17 Gear preventing effect of borehole factors on device mounted on tubing string

Publications (2)

Publication Number Publication Date
RU99110343A true RU99110343A (en) 2001-03-10
RU2170323C2 RU2170323C2 (en) 2001-07-10

Family

ID=20219946

Family Applications (1)

Application Number Title Priority Date Filing Date
RU99110343A RU2170323C2 (en) 1999-05-17 1999-05-17 Gear preventing effect of borehole factors on device mounted on tubing string

Country Status (1)

Country Link
RU (1) RU2170323C2 (en)

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