RO95083B1 - Piston pentru pompe de extractie - Google Patents

Piston pentru pompe de extractie

Info

Publication number
RO95083B1
RO95083B1 RO122985A RO12298586A RO95083B1 RO 95083 B1 RO95083 B1 RO 95083B1 RO 122985 A RO122985 A RO 122985A RO 12298586 A RO12298586 A RO 12298586A RO 95083 B1 RO95083 B1 RO 95083B1
Authority
RO
Romania
Prior art keywords
piston
pipe
bore
hole pump
machined
Prior art date
Application number
RO122985A
Other languages
English (en)
Other versions
RO95083A2 (ro
Inventor
Nicolae Nica
Vlad Ulmanu
Petre Tiseanu
Vasile Ispas
Original Assignee
Nicolae Nica
Vlad Ulmanu
Petre Tiseanu
Vasile Ispas
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 Nicolae Nica, Vlad Ulmanu, Petre Tiseanu, Vasile Ispas filed Critical Nicolae Nica
Priority to RO122985A priority Critical patent/RO95083B1/ro
Publication of RO95083A2 publication Critical patent/RO95083A2/ro
Publication of RO95083B1 publication Critical patent/RO95083B1/ro

Links

Landscapes

  • Details Of Reciprocating Pumps (AREA)

Abstract

Inventia se refera la un piston destinat echiparii pompelor de adîncime, pentru extractia prin pompaj a titeiului. Pistonul, conform inventiei, este alcatuit dintr-un corp executat din teava cu perete subtire si din doua piese de capat, cîte una la fiecare capat al tevii, avînd unul din capete prelucrat la dimensiunile diametrului interior si cel exterior al tevii, astfel încît sa fie posibila asamblarea lor la teava, prin procedeul de sudare prin presiune, celalalt capat fiind prelucrat astfel,încît sa permita asamblarea supapelor de sens.
RO122985A 1986-04-15 1986-04-15 Piston pentru pompe de extractie RO95083B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO122985A RO95083B1 (ro) 1986-04-15 1986-04-15 Piston pentru pompe de extractie

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO122985A RO95083B1 (ro) 1986-04-15 1986-04-15 Piston pentru pompe de extractie

Publications (2)

Publication Number Publication Date
RO95083A2 RO95083A2 (ro) 1988-08-15
RO95083B1 true RO95083B1 (ro) 1988-08-16

Family

ID=20119272

Family Applications (1)

Application Number Title Priority Date Filing Date
RO122985A RO95083B1 (ro) 1986-04-15 1986-04-15 Piston pentru pompe de extractie

Country Status (1)

Country Link
RO (1) RO95083B1 (ro)

Also Published As

Publication number Publication date
RO95083A2 (ro) 1988-08-15

Similar Documents

Publication Publication Date Title
FR2385953A1 (fr) Amortisseur hydropneumatique
US4094231A (en) Rotary actuator and methods of fabrication
ATE128755T1 (de) Mehrstufige pumpe, insbesondere bestimmt zur förderung einer mehrphasigen flüssigkeit.
RO95083B1 (ro) Piston pentru pompe de extractie
GB2403997A (en) Reciprocable piston with a fluid scavenging system and method of scavenging a fluid
RU96115557A (ru) Арматура устья скважины
US3122159A (en) Coupling and valve assembly
SU966230A1 (ru) Клапанное устройство
US3178805A (en) Method of making a coupling and valve assembly
RU2211967C2 (ru) Комбинированный гидроцилиндр двухстороннего действия
US5720600A (en) Sucker rod pump
RU2074954C1 (ru) Устройство для перепуска газа из межтрубного пространства скважины в колонну насосно-компрессорных труб
RU2084728C1 (ru) Плунжер скважинного штангового насоса
RU92007695A (ru) Скважинный насос с плашечным уплотнением
RU94017291A (ru) Уплотнительный узел высокого давления
EP0498981A1 (en) Gas compressor
RO83824B1 (ro) Pompa cu simplu efect
CN2623908Y (zh) 高强度环封管式抽油泵
GB9417920D0 (en) The interstaltic pump
RU2702830C1 (ru) Насос
RU2001130212A (ru) Амортизатор с газовой полостью в штоке
SU1604941A1 (ru) Поршневой пневмопатрон
UA18911A (uk) Самоущільhювальний плуhжер штаhгового hасоса
RU99108652A (ru) Арматура устья скважины
SU1702050A1 (ru) Шаровой клапан