FR2052829A5 - - Google Patents

Info

Publication number
FR2052829A5
FR2052829A5 FR7022773A FR7022773A FR2052829A5 FR 2052829 A5 FR2052829 A5 FR 2052829A5 FR 7022773 A FR7022773 A FR 7022773A FR 7022773 A FR7022773 A FR 7022773A FR 2052829 A5 FR2052829 A5 FR 2052829A5
Authority
FR
France
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
FR7022773A
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.)
Environment One Corp
Original Assignee
Environment One 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
Application filed by Environment One Corp filed Critical Environment One Corp
Application granted granted Critical
Publication of FR2052829A5 publication Critical patent/FR2052829A5/fr
Expired legal-status Critical Current

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
    • G01N15/06—Investigating concentration of particle suspensions
    • G01N15/065—Investigating concentration of particle suspensions using condensation nuclei counters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Saccharide Compounds (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
FR7022773A 1969-06-19 1970-06-19 Expired FR2052829A5 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83482269A 1969-06-19 1969-06-19

Publications (1)

Publication Number Publication Date
FR2052829A5 true FR2052829A5 (OSRAM) 1971-04-09

Family

ID=25267898

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7022773A Expired FR2052829A5 (OSRAM) 1969-06-19 1970-06-19

Country Status (4)

Country Link
US (1) US3632210A (OSRAM)
DE (1) DE2028304A1 (OSRAM)
FR (1) FR2052829A5 (OSRAM)
GB (2) GB1321631A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2124548A1 (OSRAM) * 1971-02-08 1972-09-22 Environment One Corp

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3715809A (en) * 1971-11-05 1973-02-13 Environment One Corp Educational atmospheric particle detector
US3740149A (en) * 1972-02-02 1973-06-19 Gen Electric Method and apparatus for measuring size distribution of particles using a three-dimensional alternating current electric field
US3890046A (en) * 1974-05-09 1975-06-17 Us Energy Condensation nucleus discriminator
US3914053A (en) * 1974-12-09 1975-10-21 Us Navy Ice nuclei counter
US4804274A (en) * 1986-12-30 1989-02-14 Mobil Oil Corporation Method and apparatus for determining phase transition temperature using laser attenuation
US4833688A (en) * 1988-01-07 1989-05-23 Combustion Engineering, Inc. Two-phase flow quality measuring device
US5026155A (en) * 1989-09-06 1991-06-25 Air Products And Chemicals, Inc. Process for sizing particles using condensation nucleus counting
US5277074A (en) * 1991-09-24 1994-01-11 Amherst Process Instruments, Inc. Variable volume sampling chamber
US5946091A (en) * 1997-04-10 1999-08-31 Yufa; Aleksandr L. Method and device for precise counting and measuring the particles
US6469780B1 (en) 1998-12-21 2002-10-22 Air Products And Chemicals, Inc. Apparatus and method for detecting particles in reactive and toxic gases
DE102005016761A1 (de) * 2005-04-11 2006-10-12 Mahle International Gmbh Partikelzähler für Fremdpartikel in einem Flüssigkeitsstrom
US9579662B2 (en) 2010-08-27 2017-02-28 Aerosol Dynamics Inc. Condensation-evaporator nanoparticle charger
US9610531B2 (en) 2010-08-27 2017-04-04 Aerosol Dynamics Inc. Wick wetting for water condensation systems
US9297726B2 (en) * 2012-05-23 2016-03-29 Avl Test Systems, Inc. Exhaust sampling system and method for water vapor management
KR20150023486A (ko) 2012-05-29 2015-03-05 에이브이엘 테스트 시스템즈, 인코포레이티드 배기 샘플링 시스템용 자동제어가능한 백 필링
CN107771277B (zh) * 2015-02-23 2020-08-18 Tsi有限公司 凝结颗粒计数器伪计数性能
US11029240B2 (en) 2018-10-12 2021-06-08 Aerosol Dynamics Inc. Wick moisture sensor for airborne particle condensational growth systems
WO2020092908A1 (en) 2018-11-01 2020-05-07 Aerosol Dynamics Inc. Humidity conditioning for water-based condensational growth of ultrafine particles
CN111855543B (zh) * 2020-07-30 2025-07-08 武汉云侦科技有限公司 一种环境气体中纳米粒子探测系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2413851A (en) * 1945-07-03 1947-01-07 Malsbary Mfg Company Pump
US2684008A (en) * 1949-11-23 1954-07-20 Gen Electric Method and apparatus for measuring the concentration of condensation nuclei
US2938423A (en) * 1956-06-27 1960-05-31 Gen Electric Incipient fog detector
US3037421A (en) * 1956-07-27 1962-06-05 Gen Electric Condensation nuclei detector
US3014360A (en) * 1958-12-30 1961-12-26 Adolf L Herrmann Vertical accelerator for missile components
US3385772A (en) * 1965-03-22 1968-05-28 Exxon Research Engineering Co Process and apparatus for controlling the vapor pressure of the feed in a distillation operation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2124548A1 (OSRAM) * 1971-02-08 1972-09-22 Environment One Corp

Also Published As

Publication number Publication date
DE2028304A1 (de) 1970-12-23
GB1321632A (en) 1973-06-27
US3632210A (en) 1972-01-04
GB1321631A (en) 1973-06-27

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Legal Events

Date Code Title Description
ST Notification of lapse