PL327503A1 - Apparatus for measuring concentration of particles suspended in air - Google Patents

Apparatus for measuring concentration of particles suspended in air

Info

Publication number
PL327503A1
PL327503A1 PL97327503A PL32750397A PL327503A1 PL 327503 A1 PL327503 A1 PL 327503A1 PL 97327503 A PL97327503 A PL 97327503A PL 32750397 A PL32750397 A PL 32750397A PL 327503 A1 PL327503 A1 PL 327503A1
Authority
PL
Poland
Prior art keywords
air
particles suspended
measuring concentration
concentration
measuring
Prior art date
Application number
PL97327503A
Inventor
Brian M Ence
Original Assignee
Certain Teed 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 US08/743,555 external-priority patent/US6512583B1/en
Priority claimed from US08/743,554 external-priority patent/US6005662A/en
Application filed by Certain Teed Corp filed Critical Certain Teed Corp
Publication of PL327503A1 publication Critical patent/PL327503A1/en

Links

Classifications

    • 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
    • G01N15/02—Investigating particle size or size distribution
    • 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
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0205—Investigating particle size or size distribution by optical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • 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
    • G01N15/06—Investigating concentration of particle suspensions
    • 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
    • G01N2015/0042—Investigating dispersion of solids
    • G01N2015/0046—Investigating dispersion of solids in gas, e.g. smoke
    • G01N2015/0049—Investigating dispersion of solids in gas, e.g. smoke of filaments in gas

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Dispersion Chemistry (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Treatment Of Fiber Materials (AREA)
PL97327503A 1996-11-04 1997-11-03 Apparatus for measuring concentration of particles suspended in air PL327503A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/743,555 US6512583B1 (en) 1996-11-04 1996-11-04 Apparatus and method for the dimensional measurement of airborne fibers
US08/743,554 US6005662A (en) 1996-11-04 1996-11-04 Apparatus and method for the measurement and separation of airborne fibers
PCT/US1997/020047 WO1998020320A1 (en) 1996-11-04 1997-11-03 Device for measuring the concentration of airborne fibers

Publications (1)

Publication Number Publication Date
PL327503A1 true PL327503A1 (en) 1998-12-21

Family

ID=27114167

Family Applications (1)

Application Number Title Priority Date Filing Date
PL97327503A PL327503A1 (en) 1996-11-04 1997-11-03 Apparatus for measuring concentration of particles suspended in air

Country Status (12)

Country Link
EP (1) EP0882223A1 (en)
JP (1) JP2000503405A (en)
KR (1) KR19990072187A (en)
AU (1) AU736174B2 (en)
BR (1) BR9706914A (en)
CA (1) CA2239857A1 (en)
CZ (1) CZ188098A3 (en)
HU (1) HUP0001651A3 (en)
NO (1) NO983075L (en)
PL (1) PL327503A1 (en)
TR (1) TR199801215T1 (en)
WO (1) WO1998020320A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4787645B2 (en) * 2006-03-28 2011-10-05 倉敷紡績株式会社 Fibrous particle measuring method and apparatus
JP4952261B2 (en) * 2007-01-12 2012-06-13 株式会社大林組 Concentration measuring device, concentration measuring system, and concentration measuring method
KR102157179B1 (en) * 2019-01-25 2020-09-18 주식회사 이노서플 Measuring System for Particulate Matter in Air
FR3119236B1 (en) * 2021-01-22 2023-12-22 Brgm On-site detection system for asbestos particles in construction materials

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1316752A (en) * 1970-02-12 1973-05-16 Atomic Energy Authority Uk Apparatus for analysing suspended particles
US3740148A (en) * 1970-12-08 1973-06-19 Research Corp Portable dust analyzer
US4249244A (en) * 1978-05-03 1981-02-03 Ppm, Inc. Electro-optical system and method and apparatus for providing automatically-compensating, traceable calibration and zeroing for light scattering devices
US4940327A (en) * 1988-10-25 1990-07-10 Trc Companies Inc. Method and apparatus for real time asbestos aerosol monitoring

Also Published As

Publication number Publication date
NO983075D0 (en) 1998-07-02
HUP0001651A3 (en) 2003-01-28
KR19990072187A (en) 1999-09-27
HUP0001651A2 (en) 2000-09-28
WO1998020320A1 (en) 1998-05-14
CZ188098A3 (en) 1998-11-11
AU736174B2 (en) 2001-07-26
TR199801215T1 (en) 1999-02-22
AU5165898A (en) 1998-05-29
EP0882223A1 (en) 1998-12-09
BR9706914A (en) 2000-01-04
NO983075L (en) 1998-08-28
CA2239857A1 (en) 1998-05-14
JP2000503405A (en) 2000-03-21
EP0882223A4 (en) 1999-01-07

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