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GB2183851B - A method and apparatus for measuring the pore size of enchanced heat transfer tubes - Google Patents

A method and apparatus for measuring the pore size of enchanced heat transfer tubes

Info

Publication number
GB2183851B
GB2183851B GB8628775A GB8628775A GB2183851B GB 2183851 B GB2183851 B GB 2183851B GB 8628775 A GB8628775 A GB 8628775A GB 8628775 A GB8628775 A GB 8628775A GB 2183851 B GB2183851 B GB 2183851B
Authority
GB
United Kingdom
Prior art keywords
enchanced
measuring
heat transfer
pore size
transfer tubes
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 - Lifetime
Application number
GB8628775A
Other versions
GB2183851A (en
GB8628775D0 (en
Inventor
Steven Randall Zohler
Craig John Mckinney
Paul H Ballentine
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.)
Carrier Corp
Original Assignee
Carrier Corp
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
Priority claimed from US06/803,378 external-priority patent/US4914810A/en
Priority claimed from US06/809,465 external-priority patent/US4901416A/en
Priority claimed from US06/809,619 external-priority patent/US4679423A/en
Application filed by Carrier Corp filed Critical Carrier Corp
Publication of GB8628775D0 publication Critical patent/GB8628775D0/en
Publication of GB2183851A publication Critical patent/GB2183851A/en
Application granted granted Critical
Publication of GB2183851B publication Critical patent/GB2183851B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes or tubes with decorated walls
    • B21C37/207—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes or tubes with decorated walls with helical guides
    • 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
    • G01M3/2853—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 pipe joints or seals
    • G01M3/2861—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 pipe joints or seals for pipe sections by testing its exterior surface
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
    • G01N15/088—Investigating volume, surface area, size or distribution of pores; Porosimetry

Landscapes

  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measuring Fluid Pressure (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
GB8628775A 1985-12-02 1986-12-02 A method and apparatus for measuring the pore size of enchanced heat transfer tubes Expired - Lifetime GB2183851B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US80337785A 1985-12-02 1985-12-02
US06/803,378 US4914810A (en) 1985-12-02 1985-12-02 Apparatus for measuring the pore size of enhanced tubes
US06/809,465 US4901416A (en) 1985-12-16 1985-12-16 Control system for manufacturing enhanced tubes
US06/809,619 US4679423A (en) 1985-12-16 1985-12-16 Method and apparatus for measuring the pore size of enhanced tubes

Publications (3)

Publication Number Publication Date
GB8628775D0 GB8628775D0 (en) 1987-01-07
GB2183851A GB2183851A (en) 1987-06-10
GB2183851B true GB2183851B (en) 1990-05-30

Family

ID=27505822

Family Applications (2)

Application Number Title Priority Date Filing Date
GB8628775A Expired - Lifetime GB2183851B (en) 1985-12-02 1986-12-02 A method and apparatus for measuring the pore size of enchanced heat transfer tubes
GB8919775A Expired - Lifetime GB2221543B (en) 1985-12-02 1989-09-01 A control system for a finning head of a finning machine for enchancing the outer surface of an evaporation tube

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB8919775A Expired - Lifetime GB2221543B (en) 1985-12-02 1989-09-01 A control system for a finning head of a finning machine for enchancing the outer surface of an evaporation tube

Country Status (3)

Country Link
FR (1) FR2590987B1 (en)
GB (2) GB2183851B (en)
IT (1) IT1198212B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2172942C1 (en) * 2000-02-15 2001-08-27 Белоненко Владимир Николаевич Method measuring porosity and method measuring distribution of pores according to sizes
DE102006004704A1 (en) * 2006-01-31 2007-08-09 BRÜNDERMANN, Georg Method for optimizing waste heat boilers
US20250137903A1 (en) * 2023-11-01 2025-05-01 Westinghouse Electric Company Llc Expandable plug and pressure tool for use in metallic wick pore size testing

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1219776A (en) * 1968-01-19 1971-01-20 Bell Aerospace Corp Depth-type filter media and method of making the same
GB1291497A (en) * 1968-11-23 1972-10-04 Irodagepipari Es Finomechanika Improvements in means for determining the density of a mould wall
GB1410584A (en) * 1974-06-06 1975-10-22 Seagull Mfg Co Ltd Apparatus for the external testing of a pipe joint
US3996788A (en) * 1975-08-06 1976-12-14 The Boeing Company Flow resistance apparatus and method for assembled acoustic panels
US4040289A (en) * 1972-11-08 1977-08-09 Clark Joseph H Method and arrangement for air testing of sewer lateral connections
US4052885A (en) * 1976-08-24 1977-10-11 The United States Of America As Represented By The United States Energy Research And Development Administration Portable device and method for determining permeability characteristics of earth formations
GB1509382A (en) * 1974-05-06 1978-05-04 Hasha M Testing apparatus

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1424555A (en) * 1964-12-03 1966-01-14 Commissariat Energie Atomique Method for determining the mean radius of the pores of porous bodies and apparatus for carrying out this method
US4425696A (en) * 1981-07-02 1984-01-17 Carrier Corporation Method of manufacturing a high performance heat transfer tube

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1219776A (en) * 1968-01-19 1971-01-20 Bell Aerospace Corp Depth-type filter media and method of making the same
GB1291497A (en) * 1968-11-23 1972-10-04 Irodagepipari Es Finomechanika Improvements in means for determining the density of a mould wall
US4040289A (en) * 1972-11-08 1977-08-09 Clark Joseph H Method and arrangement for air testing of sewer lateral connections
GB1509382A (en) * 1974-05-06 1978-05-04 Hasha M Testing apparatus
GB1410584A (en) * 1974-06-06 1975-10-22 Seagull Mfg Co Ltd Apparatus for the external testing of a pipe joint
US3996788A (en) * 1975-08-06 1976-12-14 The Boeing Company Flow resistance apparatus and method for assembled acoustic panels
US4052885A (en) * 1976-08-24 1977-10-11 The United States Of America As Represented By The United States Energy Research And Development Administration Portable device and method for determining permeability characteristics of earth formations

Also Published As

Publication number Publication date
IT1198212B (en) 1988-12-21
GB2183851A (en) 1987-06-10
IT8622517A0 (en) 1986-12-01
GB2221543B (en) 1990-06-20
FR2590987B1 (en) 1990-08-03
FR2590987A1 (en) 1987-06-05
GB8628775D0 (en) 1987-01-07
GB2221543A (en) 1990-02-07
GB8919775D0 (en) 1989-10-18

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Legal Events

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

Effective date: 19921202