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IT9067930A0 - Dispositivo di otturazione di tubazioni gas - Google Patents

Dispositivo di otturazione di tubazioni gas

Info

Publication number
IT9067930A0
IT9067930A0 IT67930A IT6793090A IT9067930A0 IT 9067930 A0 IT9067930 A0 IT 9067930A0 IT 67930 A IT67930 A IT 67930A IT 6793090 A IT6793090 A IT 6793090A IT 9067930 A0 IT9067930 A0 IT 9067930A0
Authority
IT
Italy
Prior art keywords
closing device
gas pipe
pipe closing
gas
pipe
Prior art date
Application number
IT67930A
Other languages
English (en)
Other versions
IT9067930A1 (it
IT1240576B (it
Inventor
Roberto Ravetti
Original Assignee
Roberto Ravetti
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11306447&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IT9067930(A0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Publication of IT9067930A0 publication Critical patent/IT9067930A0/it
Priority to IT67930A priority Critical patent/IT1240576B/it
Application filed by Roberto Ravetti filed Critical Roberto Ravetti
Priority to ES91830516T priority patent/ES2078499T3/es
Priority to DE69113759T priority patent/DE69113759T2/de
Priority to DK91830516.0T priority patent/DK0488966T3/da
Priority to AT91830516T priority patent/ATE129060T1/de
Priority to EP91830516A priority patent/EP0488966B1/en
Publication of IT9067930A1 publication Critical patent/IT9067930A1/it
Publication of IT1240576B publication Critical patent/IT1240576B/it
Application granted granted Critical
Priority to GR950403297T priority patent/GR3018178T3/el

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
    • F16L55/10—Means for stopping flow in pipes or hoses
    • F16L55/12—Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ
    • F16L55/124—Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ introduced radially into the pipe or hose

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pipe Accessories (AREA)
  • Pipeline Systems (AREA)
  • Glass Compositions (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
IT67930A 1990-11-26 1990-11-26 Dispositivo di otturazione di tubazioni gas. IT1240576B (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT67930A IT1240576B (it) 1990-11-26 1990-11-26 Dispositivo di otturazione di tubazioni gas.
ES91830516T ES2078499T3 (es) 1990-11-26 1991-11-26 Dispositivo para bloquear tuberias de gas.
EP91830516A EP0488966B1 (en) 1990-11-26 1991-11-26 Stopper device for gas tubes
DE69113759T DE69113759T2 (de) 1990-11-26 1991-11-26 Absperrvorrichung für Gasrohrleitungen.
DK91830516.0T DK0488966T3 (da) 1990-11-26 1991-11-26 Apparat til blokering af gasrør
AT91830516T ATE129060T1 (de) 1990-11-26 1991-11-26 Absperrvorrichung für gasrohrleitungen.
GR950403297T GR3018178T3 (en) 1990-11-26 1995-11-22 Stopper device for gas tubes.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67930A IT1240576B (it) 1990-11-26 1990-11-26 Dispositivo di otturazione di tubazioni gas.

Publications (3)

Publication Number Publication Date
IT9067930A0 true IT9067930A0 (it) 1990-11-26
IT9067930A1 IT9067930A1 (it) 1992-05-27
IT1240576B IT1240576B (it) 1993-12-17

Family

ID=11306447

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67930A IT1240576B (it) 1990-11-26 1990-11-26 Dispositivo di otturazione di tubazioni gas.

Country Status (7)

Country Link
EP (1) EP0488966B1 (it)
AT (1) ATE129060T1 (it)
DE (1) DE69113759T2 (it)
DK (1) DK0488966T3 (it)
ES (1) ES2078499T3 (it)
GR (1) GR3018178T3 (it)
IT (1) IT1240576B (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2701308B1 (fr) * 1993-02-08 1995-04-28 Daniel Barillet Dispositif d'intervention sur une conduite de gaz nocif basse pression en charge.
FR2701307B1 (fr) * 1993-02-08 1996-07-26 Daniel Barillet Dispositif d'intervention sur une conduite de gaz nocif basse pression.
US5531250A (en) * 1994-05-05 1996-07-02 Tdw Delaware, Inc. Device for plugging the interior of a pipe
US6659133B2 (en) * 2001-02-06 2003-12-09 Larry R. Russell Insertable line stopper plug for pipelines
US8307856B2 (en) 2007-11-07 2012-11-13 Tdw Delaware Inc. Double block and bleed plug
US7841364B2 (en) 2007-11-07 2010-11-30 Tdw Delaware, Inc. Double block and bleed plug
ITTO20080152U1 (it) * 2008-11-13 2010-05-14 Roberto Ravetti Sistema di otturazione di condutture e dispositivo di azionamento di tale sistema.
ES2765003T3 (es) * 2009-03-06 2020-06-05 T D Williamson Italiana S R L Máquina de taponamiento hidráulico para intervenciones de instalación, reparación, mantenimiento de tubería de suministro de fluidos a presión
ITTO20110436A1 (it) * 2011-05-16 2012-11-17 Nardiello S R L Dispositivo di otturazione di una tubazione
ITBO20130345A1 (it) * 2013-07-04 2015-01-05 I S I F S R L Dispositivo per la chiusura a tenuta di tubazioni
US9746088B2 (en) 2015-12-30 2017-08-29 Tdw Delaware, Inc. Device for sealing pipelines
CN105650480B (zh) * 2016-04-11 2018-03-02 重庆燃气集团股份有限公司 低压燃气埋地管排水试压装置及排水和试压方法
RU2696840C2 (ru) * 2018-01-16 2019-08-06 Акционерное Общество "Волгоградгоргаз" Устройство для перекрытия действующего газопровода

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3800833A (en) * 1972-09-29 1974-04-02 Sun Oil Co Underground piping modification apparatus
US4040450A (en) * 1974-10-28 1977-08-09 Glenys Irene Boundy Pipe sealing apparatus
US4202377A (en) * 1976-05-11 1980-05-13 Team, Inc. Pipe cleaning and plugging apparatus
DE3120183A1 (de) * 1981-05-21 1982-12-09 Leybold-Heraeus GmbH, 5000 Köln Rohrleitungsverschluss
SE440945B (sv) * 1983-10-13 1985-08-26 Stig Westman Anordning for avstengning av rorledningar
EP0473863A1 (en) * 1990-09-03 1992-03-11 Azienda Consorziale Municipalizzata Gas Pisa Duct shutter device for work on operating gas canalizations

Also Published As

Publication number Publication date
ATE129060T1 (de) 1995-10-15
EP0488966B1 (en) 1995-10-11
DE69113759D1 (de) 1995-11-16
DK0488966T3 (da) 1996-02-12
GR3018178T3 (en) 1996-02-29
DE69113759T2 (de) 1996-05-02
ES2078499T3 (es) 1995-12-16
IT9067930A1 (it) 1992-05-27
EP0488966A1 (en) 1992-06-03
IT1240576B (it) 1993-12-17

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19951130