AU573752B2 - Flag type pipeline-pig signal - Google Patents

Flag type pipeline-pig signal

Info

Publication number
AU573752B2
AU573752B2 AU31627/84A AU3162784A AU573752B2 AU 573752 B2 AU573752 B2 AU 573752B2 AU 31627/84 A AU31627/84 A AU 31627/84A AU 3162784 A AU3162784 A AU 3162784A AU 573752 B2 AU573752 B2 AU 573752B2
Authority
AU
Australia
Prior art keywords
type pipeline
flag type
pig signal
pig
signal
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
AU31627/84A
Other languages
English (en)
Other versions
AU3162784A (en
Inventor
Gene R. Ralls
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TDW Delaware Inc
Original Assignee
WILLIAMSON Inc T
TD Williamson 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 WILLIAMSON Inc T, TD Williamson Inc filed Critical WILLIAMSON Inc T
Publication of AU3162784A publication Critical patent/AU3162784A/en
Application granted granted Critical
Publication of AU573752B2 publication Critical patent/AU573752B2/en
Assigned to TDW DELAWARE, INC. reassignment TDW DELAWARE, INC. Alteration of Name(s) in Register under S187 Assignors: T.D. WILLIAMSON, INC.
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • F16L55/48—Indicating the position of the pig or mole in the pipe or conduit

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Pipe Accessories (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Feeding And Watering For Cattle Raising And Animal Husbandry (AREA)
  • Cleaning In General (AREA)
  • Sampling And Sample Adjustment (AREA)
AU31627/84A 1983-08-15 1984-08-06 Flag type pipeline-pig signal Ceased AU573752B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US52311883A 1983-08-15 1983-08-15
US523118 1983-08-15

Publications (2)

Publication Number Publication Date
AU3162784A AU3162784A (en) 1985-02-21
AU573752B2 true AU573752B2 (en) 1988-06-23

Family

ID=24083738

Family Applications (1)

Application Number Title Priority Date Filing Date
AU31627/84A Ceased AU573752B2 (en) 1983-08-15 1984-08-06 Flag type pipeline-pig signal

Country Status (7)

Country Link
AU (1) AU573752B2 (enrdf_load_stackoverflow)
BE (1) BE900362A (enrdf_load_stackoverflow)
CA (1) CA1235024A (enrdf_load_stackoverflow)
DE (1) DE3429782A1 (enrdf_load_stackoverflow)
FR (1) FR2550845B1 (enrdf_load_stackoverflow)
GB (1) GB2146476B (enrdf_load_stackoverflow)
NL (1) NL8402461A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE68919101T2 (de) * 1988-03-17 1995-03-09 Koatsu Gas Hoan Kyokai Gasabschaltungsvorrichtung.
DE19654683A1 (de) * 1996-12-31 1998-07-02 Zubler Geraetebau Vorrichtung zur Überwachung einer Strömung
CN102000723A (zh) * 2010-09-14 2011-04-06 肇庆市骏驰科技有限公司 汽车管路多凸台成型装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3109410A (en) * 1959-12-24 1963-11-05 Williamson Inc T Passage indicator for pipeline scrapers and the like

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2698363A (en) * 1953-11-12 1954-12-28 Shell Dev Pipe line indicator for scrapers
US3058361A (en) * 1959-04-24 1962-10-16 Resonated Products Inc Reciprocatory apparatus and energy exchangers therefor
GB974014A (en) * 1962-07-06 1964-11-04 Gen Descaling Co Ltd Improvements in or relating to pipeline pig and sphere locating devices
GB1044058A (en) * 1962-07-06 1966-09-28 Gen Descaling Co Ltd Improvements in or relating to pipe line pig or sphere locating devices
US3327677A (en) * 1966-06-16 1967-06-27 William R King Pipeline pig signalling device
US3848244A (en) * 1972-07-10 1974-11-12 J Goodwin Water skier{40 s safety device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3109410A (en) * 1959-12-24 1963-11-05 Williamson Inc T Passage indicator for pipeline scrapers and the like

Also Published As

Publication number Publication date
CA1235024A (en) 1988-04-12
DE3429782C2 (enrdf_load_stackoverflow) 1992-07-02
GB2146476A (en) 1985-04-17
DE3429782A1 (de) 1985-02-28
FR2550845A1 (fr) 1985-02-22
NL8402461A (nl) 1985-03-01
BE900362A (fr) 1984-12-03
GB2146476B (en) 1987-01-28
FR2550845B1 (fr) 1988-05-27
GB8419735D0 (en) 1984-09-05
AU3162784A (en) 1985-02-21

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