FR1060394A - Pipe testing method and device - Google Patents

Pipe testing method and device

Info

Publication number
FR1060394A
FR1060394A FR1060394DA FR1060394A FR 1060394 A FR1060394 A FR 1060394A FR 1060394D A FR1060394D A FR 1060394DA FR 1060394 A FR1060394 A FR 1060394A
Authority
FR
France
Prior art keywords
testing method
pipe testing
pipe
testing
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
Other languages
French (fr)
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.)
RHEINISCHE ROHRENWERKE AG
Original Assignee
RHEINISCHE ROHRENWERKE AG
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 RHEINISCHE ROHRENWERKE AG filed Critical RHEINISCHE ROHRENWERKE AG
Application granted granted Critical
Publication of FR1060394A publication Critical patent/FR1060394A/en
Expired legal-status Critical Current

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
    • G01M3/2846—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 tubes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1060394D 1952-07-18 1952-07-18 Pipe testing method and device Expired FR1060394A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1060394T 1952-07-18

Publications (1)

Publication Number Publication Date
FR1060394A true FR1060394A (en) 1954-04-01

Family

ID=9599583

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1060394D Expired FR1060394A (en) 1952-07-18 1952-07-18 Pipe testing method and device

Country Status (1)

Country Link
FR (1) FR1060394A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4354379A (en) * 1980-08-27 1982-10-19 Miner Robert M Methods and apparatus for testing roundness and straightness of pipes and tubings
US4866978A (en) * 1988-08-17 1989-09-19 Biggerstaff Bruce A Pipe inspection method and device
EP2649477B1 (en) 2010-12-10 2015-07-01 Essilor International (Compagnie Générale D'Optique) Optical article comprising an antireflective coating with a low reflection both in the ultraviolet region and in the visible region
US9291746B2 (en) 2014-02-25 2016-03-22 iCoat Company, LLC Visible spectrum anti-reflective coatings with reduced reflections in ultraviolet and infrared spectral bands

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4354379A (en) * 1980-08-27 1982-10-19 Miner Robert M Methods and apparatus for testing roundness and straightness of pipes and tubings
US4866978A (en) * 1988-08-17 1989-09-19 Biggerstaff Bruce A Pipe inspection method and device
EP2649477B1 (en) 2010-12-10 2015-07-01 Essilor International (Compagnie Générale D'Optique) Optical article comprising an antireflective coating with a low reflection both in the ultraviolet region and in the visible region
US9488852B2 (en) 2010-12-10 2016-11-08 Essilor International (Compagnie Generale D'optique) Optical article comprising an antireflective coating with a low reflection both in the ultraviolet region and in the visible region
US10073279B2 (en) 2010-12-10 2018-09-11 Essilor International Optical article comprising an antireflective coating with a low reflection both in the ultraviolet region and in the visible region
US10649232B2 (en) 2010-12-10 2020-05-12 Essilor International Optical article comprising an antireflective coating with a low reflection both in the ultraviolet region and in the visible region
EP2649477B2 (en) † 2010-12-10 2022-05-04 Essilor International Optical article comprising an antireflective coating with a low reflection both in the ultraviolet region and in the visible region
US9291746B2 (en) 2014-02-25 2016-03-22 iCoat Company, LLC Visible spectrum anti-reflective coatings with reduced reflections in ultraviolet and infrared spectral bands

Similar Documents

Publication Publication Date Title
FR1087714A (en) Spray method and device
FR1079511A (en) Method for electromagnetic protection of premises and device for the protection of said method
FR1108787A (en) Method and device for the construction of buildings
FR1060394A (en) Pipe testing method and device
FR1088705A (en) Bidistillation method and apparatus
FR1079234A (en) Method and device for line insulation tests
FR1092442A (en) Deburring method and device
FR1064552A (en) Assembly method and device for tubular constructions
FR1051766A (en) Method and drying device
FR1111174A (en) Method and device for the conversion of hydrocarbons
FR1028862A (en) Method and device for executing foundations
FR1086976A (en) Method and device for crystallization
FR1071577A (en) Method and device for repairing pipe sections
FR1078347A (en) Welding method and device
FR1053195A (en) Fluidic sealing method and device
FR1062975A (en) Method and device for gas analysis
FR1062457A (en) Telecommunication method and device
FR1065476A (en) Filtering method and device
FR1159637A (en) Method and device for lubricating air compressors and similar apparatus
FR1091071A (en) Method and device for isolating pipes in refrigeration installations
FR1128171A (en) Method and device for calibrating fluid meters
FR1085925A (en) Directional drilling method and device
FR1101612A (en) Aeration method and device
FR1076238A (en) Adjustment method and device
FR1077844A (en) Method and apparatus for erecting boilers