FI84939C - Foerfarande foer lokalisering av laeckstaellen i vattenledningar under jord. - Google Patents
Foerfarande foer lokalisering av laeckstaellen i vattenledningar under jord. Download PDFInfo
- Publication number
- FI84939C FI84939C FI790561A FI790561A FI84939C FI 84939 C FI84939 C FI 84939C FI 790561 A FI790561 A FI 790561A FI 790561 A FI790561 A FI 790561A FI 84939 C FI84939 C FI 84939C
- Authority
- FI
- Finland
- Prior art keywords
- water
- measuring
- pressure
- flow
- line
- Prior art date
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 127
- 238000005259 measurement Methods 0.000 claims description 48
- 238000000034 method Methods 0.000 claims description 34
- 230000008859 change Effects 0.000 claims description 7
- 230000004888 barrier function Effects 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000011835 investigation Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009897 systematic effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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 (2)
| 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 |
| DE2807631 | 1978-02-22 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI790561A7 FI790561A7 (fi) | 1979-08-23 |
| FI84939B FI84939B (fi) | 1991-10-31 |
| FI84939C true FI84939C (fi) | 1992-02-10 |
Family
ID=6032672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI790561A FI84939C (fi) | 1978-02-22 | 1979-02-20 | Foerfarande foer lokalisering av laeckstaellen i vattenledningar under jord. |
Country Status (13)
| Country | Link |
|---|---|
| AT (2) | AT371582B (it) |
| BE (1) | BE874318A (it) |
| DE (1) | DE2807631A1 (it) |
| DK (1) | DK72279A (it) |
| FI (1) | FI84939C (it) |
| FR (1) | FR2418455A1 (it) |
| GB (1) | GB2017316B (it) |
| IT (1) | IT1120318B (it) |
| NL (1) | NL187713C (it) |
| NO (1) | NO153750C (it) |
| PT (1) | PT69261A (it) |
| SE (1) | SE451893B (it) |
| YU (1) | YU40053B (it) |
Families Citing this family (5)
| 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 |
| FR2658912B1 (fr) * | 1990-02-26 | 1994-02-11 | Christian Laplaud | Dispositif et procede pour le controle de reseau hydraulique. |
| 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 |
| DK181929B9 (da) * | 2023-09-19 | 2025-03-26 | Dantaet As | System til lækagesikring af varmeinstallationer |
Family Cites Families (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 |
| NL42950C (it) * | 1934-10-18 | 1937-11-15 | ||
| 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 NO NO790536A patent/NO153750C/no unknown
- 1979-02-19 SE SE7901443A patent/SE451893B/xx not_active IP Right Cessation
- 1979-02-20 AT AT0128079A patent/ATA128079A/de not_active IP Right Cessation
- 1979-02-20 YU YU411/79A patent/YU40053B/xx unknown
- 1979-02-20 FI FI790561A patent/FI84939C/fi not_active IP Right Cessation
- 1979-02-20 DK DK72279A patent/DK72279A/da not_active Application Discontinuation
- 1979-02-21 PT PT69261A patent/PT69261A/pt unknown
- 1979-02-21 FR FR7905111A patent/FR2418455A1/fr active Granted
- 1979-02-21 BE BE2057623A patent/BE874318A/xx not_active IP Right Cessation
- 1979-02-22 GB GB7906367A patent/GB2017316B/en not_active Expired
- 1979-02-22 NL NLAANVRAGE7901425,A patent/NL187713C/xx not_active IP Right Cessation
- 1979-02-22 IT IT03332/79A patent/IT1120318B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| NO153750C (no) | 1986-05-14 |
| NL187713B (nl) | 1991-07-16 |
| GB2017316A (en) | 1979-10-03 |
| AT371582B (de) | 1983-07-11 |
| IT1120318B (it) | 1986-03-19 |
| FR2418455B1 (it) | 1983-04-29 |
| NL187713C (nl) | 1991-12-16 |
| YU41179A (en) | 1983-06-30 |
| BE874318A (nl) | 1979-06-18 |
| FR2418455A1 (fr) | 1979-09-21 |
| GB2017316B (en) | 1983-02-02 |
| SE7901443L (sv) | 1979-08-23 |
| PT69261A (de) | 1979-03-01 |
| NL7901425A (nl) | 1979-08-24 |
| SE451893B (sv) | 1987-11-02 |
| NO790536L (no) | 1979-08-23 |
| ATA128079A (de) | 1985-03-15 |
| ATA495678A (de) | 1982-11-15 |
| YU40053B (en) | 1985-06-30 |
| DE2807631A1 (de) | 1979-08-30 |
| FI790561A7 (fi) | 1979-08-23 |
| FI84939B (fi) | 1991-10-31 |
| DK72279A (da) | 1979-08-23 |
| NO153750B (no) | 1986-02-03 |
| IT7903332A0 (it) | 1979-02-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed | ||
| MM | Patent lapsed |
Owner name: SEBA ROHRNETZ ÜBERPRUEFUNGS GMBH & CO. KG |