NO881495L - Roerpigg og fremgangsmaate for dens fremstilling. - Google Patents

Roerpigg og fremgangsmaate for dens fremstilling.

Info

Publication number
NO881495L
NO881495L NO881495A NO881495A NO881495L NO 881495 L NO881495 L NO 881495L NO 881495 A NO881495 A NO 881495A NO 881495 A NO881495 A NO 881495A NO 881495 L NO881495 L NO 881495L
Authority
NO
Norway
Prior art keywords
pipes
procedures
manufacturing
Prior art date
Application number
NO881495A
Other languages
English (en)
Other versions
NO881495D0 (no
Inventor
Hyun Je Cho
Original Assignee
Tdw Delaware Inc
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 Tdw Delaware Inc filed Critical Tdw Delaware Inc
Publication of NO881495D0 publication Critical patent/NO881495D0/no
Publication of NO881495L publication Critical patent/NO881495L/no

Links

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
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/005—Avoiding skin formation; Making foams with porous surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/74—Domestic articles
    • B29L2031/7406—Sponges; Cleaning equipment

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cleaning In General (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Polyurethanes Or Polyureas (AREA)
NO881495A 1987-04-09 1988-04-07 Roerpigg og fremgangsmaate for dens fremstilling. NO881495L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/036,877 US4797239A (en) 1987-04-09 1987-04-09 Foam pig with textured surface

Publications (2)

Publication Number Publication Date
NO881495D0 NO881495D0 (no) 1988-04-07
NO881495L true NO881495L (no) 1988-10-10

Family

ID=21891157

Family Applications (1)

Application Number Title Priority Date Filing Date
NO881495A NO881495L (no) 1987-04-09 1988-04-07 Roerpigg og fremgangsmaate for dens fremstilling.

Country Status (7)

Country Link
US (1) US4797239A (no)
EP (1) EP0286320A3 (no)
AU (1) AU606672B2 (no)
BR (1) BR8801651A (no)
CA (1) CA1304205C (no)
MX (1) MX169414B (no)
NO (1) NO881495L (no)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69131790D1 (de) * 1990-08-10 1999-12-23 Compri Technic Pty Ltd Druckluft-pistole sowie geschosskörper
ATE280641T1 (de) * 1997-02-28 2004-11-15 Robert Watts Molch mit deformiertem kern
US6726947B1 (en) * 1999-08-14 2004-04-27 The Procter & Gamble Co. Process for providing customized varieties and strengths of fresh-brewed coffee on demand
US7350578B2 (en) * 2005-11-01 2008-04-01 Halliburton Energy Services, Inc. Diverter plugs for use in well bores and associated methods of use
US7506686B2 (en) * 2005-11-01 2009-03-24 Halliburton Energy Services, Inc. Diverter plugs for use in well bores and associated methods of use
ITMI20060140A1 (it) * 2006-01-27 2007-07-28 Martini Spa Procedimento ed impianto di realizzazione di una spugna
US7665520B2 (en) * 2006-12-22 2010-02-23 Halliburton Energy Services, Inc. Multiple bottom plugs for cementing operations
DE102007063106A1 (de) 2007-12-28 2009-07-02 Bosig Gmbh Reinigungsmolch aus Schwammgummi zur Rohrreinigung
US20100205757A1 (en) * 2009-02-18 2010-08-19 Munden Bruce A Bypass pig
US8025738B2 (en) * 2009-02-18 2011-09-27 Misc B.V. Method of treating a tubular string using a pigtrain
US20100205822A1 (en) * 2009-02-18 2010-08-19 Munden Bruce A Method of drying a tubular string to prevent bedwrap corrosion
US20110120499A1 (en) * 2009-11-24 2011-05-26 Pruett Rick D Method and System for an Injectable Foam Pig
JP5736356B2 (ja) * 2012-09-24 2015-06-17 大工 貞晋 上水道管のクリーニングピグ
MX2018013800A (es) 2016-06-24 2019-03-28 Tdw Delaware Inc Rascador de espuma de multiples diametros.
US11306859B2 (en) 2019-09-17 2022-04-19 Tropicana Products, Inc. Interphase mixing inhibitors for minimizing material mixing in a material processing system
US11204300B2 (en) 2019-12-09 2021-12-21 Entegra LLP Cup for a pipeline inspection gauge
BE1030145B1 (nl) * 2021-12-30 2023-07-31 Soudal Nv Werkwijze en inrichting voor het vervaardigen en transporteren van een polyolcompositie

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2788061A (en) * 1950-11-11 1957-04-09 Pirelli Sapsa Societa Per Azio Sponge rubber upholstery
US3277508A (en) * 1965-10-20 1966-10-11 Mary Mcbeath Knapp Pipe line plug or swipe
ES346328A1 (es) * 1967-10-21 1969-03-16 Paisa Prod Aislantes Sa Procedimiento de fabricacion de estructuras moldeadas en e-lastomero expandido de poliuretano, de superficie continua microalveolar.
US3844523A (en) * 1970-12-28 1974-10-29 M Wilheim Mold having a breathable release sheet across the top
GB1406511A (en) * 1973-01-19 1975-09-17 Ici Ltd Cellular polyurethanes
US4191706A (en) * 1978-04-13 1980-03-04 Texaco Development Corp. Aromatic amine-amides and use as chain-extenders
US4464320A (en) * 1980-01-14 1984-08-07 Whitney & Company, Inc. Reaction injection molding system for expanded synthetic articles
US4444704A (en) * 1981-01-26 1984-04-24 Hitachi, Ltd. Process for producing integral skin polyurethane foam
DE3218254C1 (de) * 1982-05-14 1984-01-26 Taprogge Gesellschaft mbH, 4000 Düsseldorf Reinigungskoerper fuer die Innenreinigung der Roehren von Roehren-Waermetauschern und Verfahren zu deren Herstellung
US4524102A (en) * 1984-02-15 1985-06-18 Fritz Hostettler Microcellular polyurethane foams having integral skin

Also Published As

Publication number Publication date
EP0286320A2 (en) 1988-10-12
AU1437688A (en) 1988-10-13
CA1304205C (en) 1992-06-30
NO881495D0 (no) 1988-04-07
MX169414B (es) 1993-07-02
AU606672B2 (en) 1991-02-14
EP0286320A3 (en) 1990-05-16
BR8801651A (pt) 1988-11-08
US4797239A (en) 1989-01-10

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