GB1588421A - Checking a connection in an at least partly gas-filled piping system - Google Patents

Checking a connection in an at least partly gas-filled piping system Download PDF

Info

Publication number
GB1588421A
GB1588421A GB4787777A GB4787777A GB1588421A GB 1588421 A GB1588421 A GB 1588421A GB 4787777 A GB4787777 A GB 4787777A GB 4787777 A GB4787777 A GB 4787777A GB 1588421 A GB1588421 A GB 1588421A
Authority
GB
United Kingdom
Prior art keywords
pit
cover
piping
receiver
transmitter
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.)
Expired
Application number
GB4787777A
Other languages
English (en)
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.)
DHV Raadgevend Ingenieursbureau BV
Original Assignee
DHV Raadgevend Ingenieursbureau BV
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 DHV Raadgevend Ingenieursbureau BV filed Critical DHV Raadgevend Ingenieursbureau BV
Publication of GB1588421A publication Critical patent/GB1588421A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/24—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations
    • G01M3/243—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations for pipes

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Pipeline Systems (AREA)
  • Sewage (AREA)
GB4787777A 1976-12-17 1977-11-17 Checking a connection in an at least partly gas-filled piping system Expired GB1588421A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7614101A NL165296C (nl) 1976-12-17 1976-12-17 Werkwijze voor het controleren van een aansluiting in een althans gedeeltelijk met gas gevuld leidingstelsel.

Publications (1)

Publication Number Publication Date
GB1588421A true GB1588421A (en) 1981-04-23

Family

ID=19827404

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4787777A Expired GB1588421A (en) 1976-12-17 1977-11-17 Checking a connection in an at least partly gas-filled piping system

Country Status (6)

Country Link
BE (1) BE860546A (nl)
DE (1) DE2752257A1 (nl)
DK (1) DK563577A (nl)
FR (1) FR2374628A1 (nl)
GB (1) GB1588421A (nl)
NL (1) NL165296C (nl)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL2003035C2 (nl) * 2009-01-09 2010-08-03 Johannes Maria Moons Werkwijze en systeem voor het controleren of een althans ten dele met een gas gevulde leiding, of een daarop aangesloten lozingstoestel, is aangesloten op een eerste rioolstelsel.
NL1036405C2 (nl) * 2009-01-09 2009-07-21 Johannes Maria Moons Een combinatie van een sterke geluidsbron aangebracht in de rioolput en een gevoelige microfoon in de toiletpot of ander lozingstoestel registreert middels de al dan niet opgeslagen geluidsdetectie of het betreffende lozingstoestel op het juiste riool is aangesloten.
FR2970721B1 (fr) * 2011-01-26 2014-02-21 R & I Alliance Equipement pour verifier le raccordement d'une canalisation d'evacuation de liquide a un reseau dedie, et procede de mise en oeuvre de cet equipement

Also Published As

Publication number Publication date
FR2374628A1 (fr) 1978-07-13
DK563577A (da) 1978-06-18
BE860546A (nl) 1978-03-01
NL7614101A (nl) 1978-06-20
NL165296C (nl) 1981-03-16
FR2374628B3 (nl) 1981-05-08
NL165296B (nl) 1980-10-15
DE2752257A1 (de) 1978-06-29

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee