FR2418455A1 - Procede et dispositif pour la determination des defauts d'etancheite dans les canalisations d'eau enterrees - Google Patents
Procede et dispositif pour la determination des defauts d'etancheite dans les canalisations d'eau enterreesInfo
- Publication number
- FR2418455A1 FR2418455A1 FR7905111A FR7905111A FR2418455A1 FR 2418455 A1 FR2418455 A1 FR 2418455A1 FR 7905111 A FR7905111 A FR 7905111A FR 7905111 A FR7905111 A FR 7905111A FR 2418455 A1 FR2418455 A1 FR 2418455A1
- Authority
- FR
- France
- Prior art keywords
- water pipes
- buried water
- sealing defects
- leaks
- pipe
- 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.)
- Granted
Links
Classifications
-
- 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
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2807—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
- Pipeline Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19782807631 DE2807631A1 (de) | 1978-02-22 | 1978-02-22 | Verfahren zur bestimmung von undichtigkeiten von im erdboden verlegten wasserleitungen |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2418455A1 true FR2418455A1 (fr) | 1979-09-21 |
FR2418455B1 FR2418455B1 (nl) | 1983-04-29 |
Family
ID=6032672
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7905111A Granted FR2418455A1 (fr) | 1978-02-22 | 1979-02-21 | Procede et dispositif pour la determination des defauts d'etancheite dans les canalisations d'eau enterrees |
Country Status (13)
Country | Link |
---|---|
AT (2) | AT371582B (nl) |
BE (1) | BE874318A (nl) |
DE (1) | DE2807631A1 (nl) |
DK (1) | DK72279A (nl) |
FI (1) | FI84939C (nl) |
FR (1) | FR2418455A1 (nl) |
GB (1) | GB2017316B (nl) |
IT (1) | IT1120318B (nl) |
NL (1) | NL187713C (nl) |
NO (1) | NO153750C (nl) |
PT (1) | PT69261A (nl) |
SE (1) | SE451893B (nl) |
YU (1) | YU40053B (nl) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2658912A1 (fr) * | 1990-02-26 | 1991-08-30 | Laplaud Christian | Dispositif et procede pour le controle de reseau hydraulique. |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3233647A1 (de) * | 1982-09-10 | 1984-03-15 | Gerhard Dipl.-Ing. 4006 Erkrath Heide | Verfahren zur ueberpruefung eines vermaschten leitungsnetzes auf leckverluste |
AT3027U1 (de) * | 1998-07-09 | 1999-08-25 | Heinrich Weingartner | Verfahren und vorrichtung zur überprüfung von leitungssystemen |
DE202007012649U1 (de) * | 2007-09-10 | 2009-02-12 | Alois Pöttinger Maschinenfabrik Gmbh | Ladewagen |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1693737A (en) * | 1927-06-23 | 1928-12-04 | William S Darley | Method and apparatus for locating the point of escape of a fluid from concealed pipes |
DE620633C (de) * | 1934-10-18 | 1935-10-24 | Erich Allstaedt Dr Ing | Einrichtung zum Vergleich des Zaehlerstandes an dem Hauptmesser im Lieferwerk und anden Verbrauchsmessern fuer Gas, Wasser und Elektrizitaet |
US3626750A (en) * | 1970-01-09 | 1971-12-14 | Us Water Conservation Corp | Leak detection in underground water system |
-
1978
- 1978-02-22 DE DE19782807631 patent/DE2807631A1/de not_active Ceased
- 1978-07-10 AT AT0495678A patent/AT371582B/de active
-
1979
- 1979-02-19 SE SE7901443A patent/SE451893B/xx not_active IP Right Cessation
- 1979-02-19 NO NO790536A patent/NO153750C/no unknown
- 1979-02-20 DK DK72279A patent/DK72279A/da not_active Application Discontinuation
- 1979-02-20 AT AT0128079A patent/ATA128079A/de not_active IP Right Cessation
- 1979-02-20 FI FI790561A patent/FI84939C/fi not_active IP Right Cessation
- 1979-02-20 YU YU411/79A patent/YU40053B/xx unknown
- 1979-02-21 PT PT69261A patent/PT69261A/pt unknown
- 1979-02-21 BE BE2057623A patent/BE874318A/nl not_active IP Right Cessation
- 1979-02-21 FR FR7905111A patent/FR2418455A1/fr active Granted
- 1979-02-22 GB GB7906367A patent/GB2017316B/en not_active Expired
- 1979-02-22 IT IT03332/79A patent/IT1120318B/it active
- 1979-02-22 NL NLAANVRAGE7901425,A patent/NL187713C/nl not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1693737A (en) * | 1927-06-23 | 1928-12-04 | William S Darley | Method and apparatus for locating the point of escape of a fluid from concealed pipes |
DE620633C (de) * | 1934-10-18 | 1935-10-24 | Erich Allstaedt Dr Ing | Einrichtung zum Vergleich des Zaehlerstandes an dem Hauptmesser im Lieferwerk und anden Verbrauchsmessern fuer Gas, Wasser und Elektrizitaet |
US3626750A (en) * | 1970-01-09 | 1971-12-14 | Us Water Conservation Corp | Leak detection in underground water system |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2658912A1 (fr) * | 1990-02-26 | 1991-08-30 | Laplaud Christian | Dispositif et procede pour le controle de reseau hydraulique. |
Also Published As
Publication number | Publication date |
---|---|
NL187713B (nl) | 1991-07-16 |
SE451893B (sv) | 1987-11-02 |
PT69261A (de) | 1979-03-01 |
NO790536L (no) | 1979-08-23 |
BE874318A (nl) | 1979-06-18 |
NO153750B (no) | 1986-02-03 |
ATA495678A (de) | 1982-11-15 |
DK72279A (da) | 1979-08-23 |
FR2418455B1 (nl) | 1983-04-29 |
DE2807631A1 (de) | 1979-08-30 |
AT371582B (de) | 1983-07-11 |
YU41179A (en) | 1983-06-30 |
GB2017316B (en) | 1983-02-02 |
FI84939C (fi) | 1992-02-10 |
NL7901425A (nl) | 1979-08-24 |
ATA128079A (de) | 1985-03-15 |
FI790561A (fi) | 1979-08-23 |
NO153750C (no) | 1986-05-14 |
GB2017316A (en) | 1979-10-03 |
NL187713C (nl) | 1991-12-16 |
FI84939B (fi) | 1991-10-31 |
YU40053B (en) | 1985-06-30 |
SE7901443L (sv) | 1979-08-23 |
IT1120318B (it) | 1986-03-19 |
IT7903332A0 (it) | 1979-02-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse | ||
RC | Opposition against decision of lapse | ||
DA | Annulment of decision of lapse | ||
ST | Notification of lapse |