NO983075L - Anordning for måling av konsentrasjonen av luftbårne fibre - Google Patents

Anordning for måling av konsentrasjonen av luftbårne fibre

Info

Publication number
NO983075L
NO983075L NO983075A NO983075A NO983075L NO 983075 L NO983075 L NO 983075L NO 983075 A NO983075 A NO 983075A NO 983075 A NO983075 A NO 983075A NO 983075 L NO983075 L NO 983075L
Authority
NO
Norway
Prior art keywords
concentration
measuring
airborne fibers
airborne
fibers
Prior art date
Application number
NO983075A
Other languages
English (en)
Other versions
NO983075D0 (no
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 NO983075D0 publication Critical patent/NO983075D0/no
Publication of NO983075L publication Critical patent/NO983075L/no

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)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (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)
NO983075A 1996-11-04 1998-07-02 Anordning for måling av konsentrasjonen av luftbårne fibre NO983075L (no)

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 (2)

Publication Number Publication Date
NO983075D0 NO983075D0 (no) 1998-07-02
NO983075L true NO983075L (no) 1998-08-28

Family

ID=27114167

Family Applications (1)

Application Number Title Priority Date Filing Date
NO983075A NO983075L (no) 1996-11-04 1998-07-02 Anordning for måling av konsentrasjonen av luftbårne fibre

Country Status (12)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4787645B2 (ja) * 2006-03-28 2011-10-05 倉敷紡績株式会社 繊維状粒子測定方法及び装置
JP4952261B2 (ja) * 2007-01-12 2012-06-13 株式会社大林組 濃度測定装置、濃度測定システム、及び濃度測定方法
KR102157179B1 (ko) * 2019-01-25 2020-09-18 주식회사 이노서플 대기 미세 먼지 측정 시스템
FR3119236B1 (fr) * 2021-01-22 2023-12-22 Brgm Système de détection sur site de particules d’amiante dans des matériaux de construction

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
AU5165898A (en) 1998-05-29
EP0882223A4 (no) 1999-01-07
BR9706914A (pt) 2000-01-04
KR19990072187A (ko) 1999-09-27
JP2000503405A (ja) 2000-03-21
AU736174B2 (en) 2001-07-26
CA2239857A1 (en) 1998-05-14
WO1998020320A1 (en) 1998-05-14
TR199801215T1 (xx) 1999-02-22
CZ188098A3 (cs) 1998-11-11
HUP0001651A2 (hu) 2000-09-28
PL327503A1 (en) 1998-12-21
EP0882223A1 (en) 1998-12-09
HUP0001651A3 (en) 2003-01-28
NO983075D0 (no) 1998-07-02

Similar Documents

Publication Publication Date Title
DE69005507D1 (de) Faseroptischer Drei-Parameter Sensor und System.
IT1291413B1 (it) Strumento riflettometrico per la misura di birifrangenza distribuita in fibre ottiche monomodali
DE69501178D1 (de) Optisches Messtechnikverfahren
ID16057A (id) Pengatur atau penyusun serat optik
NO970522L (no) Optiske sonder
NO971036D0 (no) Fiberoptisk hydrofon
DE69521302D1 (de) Gewinngesteuerter faseroptischer verstärker
NO982530D0 (no) Fibre med fosforholdig belegg
NO990797D0 (no) Skj°tlukke for optiske fibrer
DE59406688D1 (de) Optischer Faserverstärker
DE69523094D1 (de) Faseroptischer Isolator
DE69714107D1 (de) Optische Wellenleitersonde und optisches System
DE69916998D1 (de) Fasertestsystem mit unterprobenahme
DE69722688D1 (de) Fiberoptisch-gekoppelter interferometrischer Sensor
DE69632000D1 (de) Messvorrichtung für optische fasern
DE69730188D1 (de) Vorrichtung zur Messung optischer Spektren
DE69516276D1 (de) Garnmessgerät
NO861439L (no) Maaleanordning for optiske fiberegenskaper.
BR9200851A (pt) Teste de tracao laboratorial
DE69513550D1 (de) Vorrichtung zur optischen Messung von Kryogentemperaturen
DE69520547D1 (de) Faseroptischer Verstärker
NO176537C (no) Anordning for utdeling av optisk fiber
NO904204L (no) Maaling av optisk dempning langs lengden av boeyde optiske fibre.
DE69031559D1 (de) Fasertestverfahren
FI905339A0 (fi) Optinen vahvistin ja optinen kuitu sitä varten

Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application