FI97418C - Menetelmä raakaöljylähteen johdon puhdistamiseksi - Google Patents

Menetelmä raakaöljylähteen johdon puhdistamiseksi

Info

Publication number
FI97418C
FI97418C FI914844A FI914844A FI97418C FI 97418 C FI97418 C FI 97418C FI 914844 A FI914844 A FI 914844A FI 914844 A FI914844 A FI 914844A FI 97418 C FI97418 C FI 97418C
Authority
FI
Finland
Prior art keywords
pipeline
cleaning
procedure
crude oil
oil source
Prior art date
Application number
FI914844A
Other languages
English (en)
Swedish (sv)
Other versions
FI97418B (fi
FI914844A0 (fi
FI914844A (fi
Inventor
Da Silva Jos Eduardo Mendonca
Herdeiro Marco Antoni Nogueira
Capllonch Ricardo Wagner
Miranda Luiz Vicente Au Passos
Original Assignee
Petroleo Brasileiro Sa
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 Petroleo Brasileiro Sa filed Critical Petroleo Brasileiro Sa
Publication of FI914844A0 publication Critical patent/FI914844A0/fi
Publication of FI914844A publication Critical patent/FI914844A/fi
Publication of FI97418B publication Critical patent/FI97418B/fi
Application granted granted Critical
Publication of FI97418C publication Critical patent/FI97418C/fi

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B37/00—Methods or apparatus for cleaning boreholes or wells
    • E21B37/02—Scrapers specially adapted therefor
    • E21B37/04—Scrapers specially adapted therefor operated by fluid pressure, e.g. free-piston scrapers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
    • B08B9/027—Cleaning the internal surfaces; Removal of blockages
    • B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
    • B08B9/053—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved along the pipes by a fluid, e.g. by fluid pressure or by suction
    • B08B9/055—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved along the pipes by a fluid, e.g. by fluid pressure or by suction the cleaning devices conforming to, or being conformable to, substantially the same cross-section of the pipes, e.g. pigs or moles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S166/00—Wells
    • Y10S166/902—Wells for inhibiting corrosion or coating

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Cleaning In General (AREA)
  • Pipeline Systems (AREA)
FI914844A 1990-10-12 1991-10-14 Menetelmä raakaöljylähteen johdon puhdistamiseksi FI97418C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BR9005125 1990-10-12
BR909005125A BR9005125A (pt) 1990-10-12 1990-10-12 Processo para lancamento de raspadores,particularmente para linhas de pocos de petroleo submarinas

Publications (4)

Publication Number Publication Date
FI914844A0 FI914844A0 (fi) 1991-10-14
FI914844A FI914844A (fi) 1992-04-13
FI97418B FI97418B (fi) 1996-08-30
FI97418C true FI97418C (fi) 1996-12-10

Family

ID=4050508

Family Applications (1)

Application Number Title Priority Date Filing Date
FI914844A FI97418C (fi) 1990-10-12 1991-10-14 Menetelmä raakaöljylähteen johdon puhdistamiseksi

Country Status (8)

Country Link
US (1) US5267616A (fi)
EP (1) EP0480771B1 (fi)
AU (2) AU647531B2 (fi)
BR (1) BR9005125A (fi)
CA (1) CA2053334C (fi)
FI (1) FI97418C (fi)
MX (1) MX9101582A (fi)
NO (1) NO301247B1 (fi)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9519247D0 (en) * 1995-09-21 1995-11-22 Coflexip Stena Offshore Ltd Improvements in or relating to pipeline pigging
BR9600249A (pt) * 1996-01-29 1997-12-23 Petroleo Brasileiro Sa Método e aparelhagem para escoamento da produção submarina de petróleo
US6539778B2 (en) * 2001-03-13 2003-04-01 Valkyrie Commissioning Services, Inc. Subsea vehicle assisted pipeline commissioning method
US7708839B2 (en) 2001-03-13 2010-05-04 Valkyrie Commissioning Services, Inc. Subsea vehicle assisted pipeline dewatering method
US7650944B1 (en) * 2003-07-11 2010-01-26 Weatherford/Lamb, Inc. Vessel for well intervention
US8240953B2 (en) * 2007-05-17 2012-08-14 Trident Subsea Technologies, Llc Geometric universal pump platform
US8469101B2 (en) * 2007-09-25 2013-06-25 Exxonmobil Upstream Research Company Method and apparatus for flow assurance management in subsea single production flowline
US8240191B2 (en) * 2008-05-13 2012-08-14 Trident Subsea Technologies, Llc Universal power and testing platform
US7874355B2 (en) * 2008-07-02 2011-01-25 Schlumberger Technology Corporation Methods and apparatus for removing deposits on components in a downhole tool
US8770892B2 (en) 2010-10-27 2014-07-08 Weatherford/Lamb, Inc. Subsea recovery of swabbing chemicals
US8950498B2 (en) * 2013-01-10 2015-02-10 Chevron U.S.A. Inc. Methods, apparatus and systems for conveying fluids

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3438444A (en) * 1966-08-01 1969-04-15 Ivan E Wilkerson Method and apparatus for removing paraffin and solid deposits from an oil well
US3395759A (en) * 1966-09-09 1968-08-06 Mobil Oil Corp Well tool pumpable through a flowline
FR1554351A (fi) * 1967-02-13 1969-01-17
US3667544A (en) * 1970-09-09 1972-06-06 Shell Oil Co Dumbell scraper
US4007784A (en) * 1975-10-14 1977-02-15 Watson Willie L Well piston and paraffin scraper construction
US5103524A (en) * 1989-02-08 1992-04-14 Barry Bros. Specialised Services Pty. Ltd. Apparatus for cleaning the inner surfaces of tubes in operating multi-tube heat transfer devices

Also Published As

Publication number Publication date
FI97418B (fi) 1996-08-30
NO913999L (no) 1992-04-13
FI914844A0 (fi) 1991-10-14
CA2053334C (en) 1994-07-19
MX9101582A (es) 1992-06-05
AU671009B2 (en) 1996-08-08
AU6182194A (en) 1994-06-23
CA2053334A1 (en) 1992-04-13
AU8581291A (en) 1992-04-16
BR9005125A (pt) 1992-06-30
NO301247B1 (no) 1997-09-29
EP0480771B1 (en) 1996-02-21
US5267616A (en) 1993-12-07
EP0480771A1 (en) 1992-04-15
NO913999D0 (no) 1991-10-11
AU647531B2 (en) 1994-03-24
FI914844A (fi) 1992-04-13

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Legal Events

Date Code Title Description
BB Publication of examined application
MM Patent lapsed