Classifications

• • 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
  • B08B9/0553—Cylindrically shaped pigs
• • 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
• • 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
  • E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
  • E21B23/08—Introducing or running tools by fluid pressure, e.g. through-the-flow-line tool systems
  • E21B23/10—Tools specially adapted therefor
• • 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
  • E21B33/00—Sealing or packing boreholes or wells
  • E21B33/10—Sealing or packing boreholes or wells in the borehole
  • E21B33/13—Methods or devices for cementing, for plugging holes, crevices or the like
  • E21B33/14—Methods or devices for cementing, for plugging holes, crevices or the like for cementing casings into boreholes
  • E21B33/16—Methods or devices for cementing, for plugging holes, crevices or the like for cementing casings into boreholes using plugs for isolating cement charge; Plugs therefor
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
  • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
  • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
  • F16L55/26—Pigs or moles, i.e. devices movable in a pipe or conduit with or without self-contained propulsion means
  • F16L55/28—Constructional aspects
  • F16L55/30—Constructional aspects of the propulsion means, e.g. towed by cables
  • F16L55/38—Constructional aspects of the propulsion means, e.g. towed by cables driven by fluid pressure

Landscapes

• Engineering & Computer Science (AREA)
• Fluid Mechanics (AREA)
• Physics & Mathematics (AREA)
• Life Sciences & Earth Sciences (AREA)
• Mining & Mineral Resources (AREA)
• Geology (AREA)
• General Engineering & Computer Science (AREA)
• Combustion & Propulsion (AREA)
• Chemical & Material Sciences (AREA)
• Mechanical Engineering (AREA)
• Environmental & Geological Engineering (AREA)
• General Life Sciences & Earth Sciences (AREA)
• Geochemistry & Mineralogy (AREA)
• Structures Of Non-Positive Displacement Pumps (AREA)
• Reciprocating Pumps (AREA)
• Laying Of Electric Cables Or Lines Outside (AREA)
• Saccharide Compounds (AREA)
• Details Of Reciprocating Pumps (AREA)
• Rigid Pipes And Flexible Pipes (AREA)
• Details And Applications Of Rotary Liquid Pumps (AREA)
• Details Of Connecting Devices For Male And Female Coupling (AREA)

Applications Claiming Priority (2)

Publications (3)

Family

ID=33185906

Family Applications (1)

Country Status (8)

Families Citing this family (7)

Family Cites Families (8)

• 2004
  • 2004-04-13 CN CNB2004800099986A patent/CN100378290C/en not_active Expired - Lifetime
  • 2004-04-13 US US10/552,550 patent/US20060266512A1/en not_active Abandoned
  • 2004-04-13 CA CA2521763A patent/CA2521763C/en not_active Expired - Lifetime
  • 2004-04-13 WO PCT/EP2004/050505 patent/WO2004092535A1/en active Application Filing
  • 2004-04-13 BR BRPI0409299-6A patent/BRPI0409299B1/en not_active IP Right Cessation
  • 2004-04-13 GB GB0520261A patent/GB2415985B/en not_active Expired - Lifetime
  • 2004-04-13 RU RU2005135442/03A patent/RU2344267C2/en active
• 2005
  • 2005-11-14 NO NO20055373A patent/NO339509B1/en not_active IP Right Cessation

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