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IT1198212B - METHOD AND APPARATUS TO MEASURE THE SIZE OF THE PORES FOR THE MANUFACTURE OF WORKED PIPES - Google Patents

METHOD AND APPARATUS TO MEASURE THE SIZE OF THE PORES FOR THE MANUFACTURE OF WORKED PIPES

Info

Publication number
IT1198212B
IT1198212B IT22517/86A IT2251786A IT1198212B IT 1198212 B IT1198212 B IT 1198212B IT 22517/86 A IT22517/86 A IT 22517/86A IT 2251786 A IT2251786 A IT 2251786A IT 1198212 B IT1198212 B IT 1198212B
Authority
IT
Italy
Prior art keywords
pores
measure
manufacture
size
worked
Prior art date
Application number
IT22517/86A
Other languages
Italian (it)
Other versions
IT8622517A0 (en
Inventor
Steven Randall Zohler
Craig John Mckinney
Paul H Ballentine
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 IT8622517A0 publication Critical patent/IT8622517A0/en
Application granted granted Critical
Publication of IT1198212B publication Critical patent/IT1198212B/en

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)
IT22517/86A 1985-12-02 1986-12-01 METHOD AND APPARATUS TO MEASURE THE SIZE OF THE PORES FOR THE MANUFACTURE OF WORKED PIPES IT1198212B (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 (2)

Publication Number Publication Date
IT8622517A0 IT8622517A0 (en) 1986-12-01
IT1198212B true IT1198212B (en) 1988-12-21

Family

ID=27505822

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22517/86A IT1198212B (en) 1985-12-02 1986-12-01 METHOD AND APPARATUS TO MEASURE THE SIZE OF THE PORES FOR THE MANUFACTURE OF WORKED PIPES

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

Family Cites Families (9)

* 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
US3504422A (en) * 1968-01-19 1970-04-07 Bell Aerospace Corp Method of making a depth-type filter media
CH509589A (en) * 1968-11-23 1971-06-30 Irodagepipari Es Finomechanika Device for testing the gas permeability of casting molds or of molded material specimens
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
US4425696A (en) * 1981-07-02 1984-01-17 Carrier Corporation Method of manufacturing a high performance heat transfer tube

Also Published As

Publication number Publication date
GB2221543B (en) 1990-06-20
GB8919775D0 (en) 1989-10-18
GB8628775D0 (en) 1987-01-07
FR2590987B1 (en) 1990-08-03
GB2183851A (en) 1987-06-10
IT8622517A0 (en) 1986-12-01
GB2183851B (en) 1990-05-30
GB2221543A (en) 1990-02-07
FR2590987A1 (en) 1987-06-05

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19941230