DK144537C - Roer til laegning i undergrunden eller paa havbunden og svoeb tilbrug herved - Google Patents

Roer til laegning i undergrunden eller paa havbunden og svoeb tilbrug herved

Info

Publication number
DK144537C
DK144537C DK167576A DK167576A DK144537C DK 144537 C DK144537 C DK 144537C DK 167576 A DK167576 A DK 167576A DK 167576 A DK167576 A DK 167576A DK 144537 C DK144537 C DK 144537C
Authority
DK
Denmark
Prior art keywords
suggestions
substances
subsequent ground
sweep uses
sweep
Prior art date
Application number
DK167576A
Other languages
Danish (da)
English (en)
Other versions
DK167576A (da
DK144537B (da
Inventor
J Hurst
Original Assignee
Grace W R Ltd
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
Priority claimed from GB14992/75A external-priority patent/GB1549847A/en
Application filed by Grace W R Ltd filed Critical Grace W R Ltd
Publication of DK167576A publication Critical patent/DK167576A/da
Publication of DK144537B publication Critical patent/DK144537B/da
Application granted granted Critical
Publication of DK144537C publication Critical patent/DK144537C/da

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
    • F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Laminated Bodies (AREA)
  • Laying Of Electric Cables Or Lines Outside (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
DK167576A 1975-04-11 1976-04-09 Roer til laegning i undergrunden eller paa havbunden og svoeb tilbrug herved DK144537C (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB1499275 1975-04-11
GB14992/75A GB1549847A (en) 1975-04-11 1975-04-11 Pipe wrapping structure
GB138976 1976-01-14
GB138976 1976-01-14

Publications (3)

Publication Number Publication Date
DK167576A DK167576A (da) 1976-10-12
DK144537B DK144537B (da) 1982-03-22
DK144537C true DK144537C (da) 1982-09-06

Family

ID=26236695

Family Applications (1)

Application Number Title Priority Date Filing Date
DK167576A DK144537C (da) 1975-04-11 1976-04-09 Roer til laegning i undergrunden eller paa havbunden og svoeb tilbrug herved

Country Status (12)

Country Link
JP (1) JPS6059479B2 (de)
AU (1) AU508582B2 (de)
CA (1) CA1090691A (de)
CH (1) CH620025A5 (de)
DE (1) DE2614793A1 (de)
DK (1) DK144537C (de)
EG (1) EG12367A (de)
ES (1) ES446862A1 (de)
FR (1) FR2307213A1 (de)
IT (1) IT1061359B (de)
NL (1) NL181455B (de)
NO (2) NO149082C (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1114624B (it) * 1977-07-01 1986-01-27 Raci Spa Collare perfezionato per gasdotti
DE3214319C1 (de) * 1982-04-19 1984-03-29 Hoesch Werke Ag, 4600 Dortmund Metallrohr mit Korrosions- und Steinschutzueberzug aus Kunststoff
DE8716637U1 (de) * 1987-12-17 1989-04-20 Westfälische Kunststofftechnik GmbH, 4322 Sprockhövel Schutzrohr für die im Erdreich verlegten Rohre einer Gasleitung
DE9309679U1 (de) * 1993-06-30 1994-11-10 Denso-Chemie Wedekind KG, 51371 Leverkusen Erdverlegbares Rohr
DE19902996C2 (de) * 1999-01-26 2002-09-12 Gls Muenchen Baugmbh Vorrichtung und Verfahren zur Ummantelung von Leitungsrohren
CN106594417A (zh) * 2016-12-23 2017-04-26 周宝龙 一种管道加固结构
WO2019056104A1 (en) * 2017-09-25 2019-03-28 Pipesak Inc. PIPE PROTECTION DEVICE
USD1035840S1 (en) 2020-03-25 2024-07-16 1552818 Ontario Limited Pipe protector panel
CN114396533B (zh) * 2021-12-31 2023-08-01 珠海新源热力有限公司 蒸汽直埋管道防腐蚀装置及其控制方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1894519A (en) * 1930-04-28 1933-01-17 Richard A Sperry Drill pipe protector
US1960364A (en) * 1930-07-08 1934-05-29 Carol Supplies Inc Antifriction bearing for casings
US3692607A (en) * 1970-02-09 1972-09-19 Samuel M Shobert Method and apparatus for making a reinforced plastic well screen
DE2057542A1 (de) * 1970-11-23 1972-06-08 Ernst Vogelsang Fa Dipl Ing Dr Anordnung zum Korrosionsschutz von Rohrleitungen

Also Published As

Publication number Publication date
NL7603775A (nl) 1976-10-13
FR2307213A1 (fr) 1976-11-05
DE2614793A1 (de) 1976-10-21
NO149082B (no) 1983-10-31
NO761245L (de) 1976-10-12
ES446862A1 (es) 1977-06-01
CA1090691A (en) 1980-12-02
NO830492L (no) 1976-10-12
EG12367A (en) 1981-03-31
JPS51124826A (en) 1976-10-30
AU1285376A (en) 1977-10-13
CH620025A5 (en) 1980-10-31
FR2307213B1 (de) 1981-10-23
NL181455B (nl) 1987-03-16
NO151982C (no) 1985-07-10
NO151982B (no) 1985-04-01
DK167576A (da) 1976-10-12
JPS6059479B2 (ja) 1985-12-25
IT1061359B (it) 1983-02-28
AU508582B2 (en) 1980-03-27
NO149082C (no) 1984-02-08
DK144537B (da) 1982-03-22

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Legal Events

Date Code Title Description
PBP Patent lapsed
B1 Patent granted (law 1993)