ES403465A1 - Perfeccionamientos en dispositivos medidores de la opacidadde fluidos, particularmente de humos. - Google Patents

Perfeccionamientos en dispositivos medidores de la opacidadde fluidos, particularmente de humos.

Info

Publication number
ES403465A1
ES403465A1 ES403465A ES403465A ES403465A1 ES 403465 A1 ES403465 A1 ES 403465A1 ES 403465 A ES403465 A ES 403465A ES 403465 A ES403465 A ES 403465A ES 403465 A1 ES403465 A1 ES 403465A1
Authority
ES
Spain
Prior art keywords
opacity
measuring
smokes
gases
utilizes
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
Application number
ES403465A
Other languages
English (en)
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.)
Tecneco SpA
Original Assignee
Tecneco SpA
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 Tecneco SpA filed Critical Tecneco SpA
Publication of ES403465A1 publication Critical patent/ES403465A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • G01N21/534—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke by measuring transmission alone, i.e. determining opacity

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
ES403465A 1971-05-26 1972-05-24 Perfeccionamientos en dispositivos medidores de la opacidadde fluidos, particularmente de humos. Expired ES403465A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2499771 1971-05-26

Publications (1)

Publication Number Publication Date
ES403465A1 true ES403465A1 (es) 1975-05-01

Family

ID=11215364

Family Applications (1)

Application Number Title Priority Date Filing Date
ES403465A Expired ES403465A1 (es) 1971-05-26 1972-05-24 Perfeccionamientos en dispositivos medidores de la opacidadde fluidos, particularmente de humos.

Country Status (6)

Country Link
US (1) US3816004A (es)
JP (1) JPS5429914B1 (es)
AR (1) AR202375A1 (es)
BR (1) BR7203428D0 (es)
CA (1) CA971769A (es)
ES (1) ES403465A1 (es)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1549193A (en) * 1975-04-29 1979-08-01 Hartridge Ltd Leslie Apparatus for measuring smoke density
DE3676221D1 (de) * 1985-05-01 1991-01-31 Nippon Denso Co Optische staubnachweisvorrichtung.
KR910006887B1 (ko) * 1988-06-15 1991-09-10 마쯔시다덴기산교 가부시기가이샤 전기소제기의 쓰레기 검지장치
US5819367A (en) * 1997-02-25 1998-10-13 Yashima Electric Co., Ltd. Vacuum cleaner with optical sensor
US8788092B2 (en) 2000-01-24 2014-07-22 Irobot Corporation Obstacle following sensor scheme for a mobile robot
US8412377B2 (en) 2000-01-24 2013-04-02 Irobot Corporation Obstacle following sensor scheme for a mobile robot
US6956348B2 (en) 2004-01-28 2005-10-18 Irobot Corporation Debris sensor for cleaning apparatus
US7571511B2 (en) 2002-01-03 2009-08-11 Irobot Corporation Autonomous floor-cleaning robot
US6690134B1 (en) 2001-01-24 2004-02-10 Irobot Corporation Method and system for robot localization and confinement
US8396592B2 (en) 2001-06-12 2013-03-12 Irobot Corporation Method and system for multi-mode coverage for an autonomous robot
US7663333B2 (en) 2001-06-12 2010-02-16 Irobot Corporation Method and system for multi-mode coverage for an autonomous robot
US9128486B2 (en) 2002-01-24 2015-09-08 Irobot Corporation Navigational control system for a robotic device
US8386081B2 (en) 2002-09-13 2013-02-26 Irobot Corporation Navigational control system for a robotic device
US8428778B2 (en) 2002-09-13 2013-04-23 Irobot Corporation Navigational control system for a robotic device
US7332890B2 (en) 2004-01-21 2008-02-19 Irobot Corporation Autonomous robot auto-docking and energy management systems and methods
DE112005000738T5 (de) 2004-03-29 2007-04-26 Evolution Robotics, Inc., Pasadena Verfahren und Vorrichtung zur Positionsbestimmung unter Verwendung von reflektierten Lichtquellen
WO2006002385A1 (en) 2004-06-24 2006-01-05 Irobot Corporation Programming and diagnostic tool for a mobile robot
US7706917B1 (en) 2004-07-07 2010-04-27 Irobot Corporation Celestial navigation system for an autonomous robot
US8972052B2 (en) * 2004-07-07 2015-03-03 Irobot Corporation Celestial navigation system for an autonomous vehicle
US7620476B2 (en) 2005-02-18 2009-11-17 Irobot Corporation Autonomous surface cleaning robot for dry cleaning
US8392021B2 (en) 2005-02-18 2013-03-05 Irobot Corporation Autonomous surface cleaning robot for wet cleaning
ATE523130T1 (de) 2005-02-18 2011-09-15 Irobot Corp Selbstfahrender flächenreinigungsroboter für nass-und trockenreinigung
US8930023B2 (en) 2009-11-06 2015-01-06 Irobot Corporation Localization by learning of wave-signal distributions
KR101300493B1 (ko) 2005-12-02 2013-09-02 아이로보트 코퍼레이션 커버리지 로봇 이동성
EP2816434A3 (en) * 2005-12-02 2015-01-28 iRobot Corporation Autonomous coverage robot
EP2829939B1 (en) 2005-12-02 2019-11-13 iRobot Corporation Autonomous coverage robot navigation system
EP1969438B1 (en) 2005-12-02 2009-09-09 iRobot Corporation Modular robot
EP2533120B1 (en) 2005-12-02 2019-01-16 iRobot Corporation Robot system
EP2548492B1 (en) 2006-05-19 2016-04-20 iRobot Corporation Removing debris from cleaning robots
US8417383B2 (en) 2006-05-31 2013-04-09 Irobot Corporation Detecting robot stasis
KR20140123110A (ko) 2007-05-09 2014-10-21 아이로보트 코퍼레이션 소형 자율 커버리지 로봇
JP5027735B2 (ja) * 2007-05-25 2012-09-19 サッポロビール株式会社 発泡性アルコール飲料の製造方法
CN102724903B (zh) 2010-02-16 2015-11-25 艾罗伯特公司 真空吸尘器毛刷

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3496558A (en) * 1967-07-03 1970-02-17 Univ Utah Methane and coal dust detection
US3541336A (en) * 1967-11-08 1970-11-17 Harry Einstein Photoelectric gas monitor having either reflective or absorbing plate at one end of sample tube
US3600590A (en) * 1968-11-12 1971-08-17 Harry Einstein Gas measuring apparatus for detecting contaminants

Also Published As

Publication number Publication date
US3816004A (en) 1974-06-11
CA971769A (en) 1975-07-29
JPS5429914B1 (es) 1979-09-27
AR202375A1 (es) 1975-06-06
BR7203428D0 (pt) 1973-05-17

Similar Documents

Publication Publication Date Title
CA929595A (en) Device for oxygen measurement
CA971769A (en) Device for measuring the opacity of smokes
IT958582B (it) Procedimento ed apparecchio per eseguire prospezioni geochimiche mediante analisi del pulviscolo atmosferico
CA953641A (en) Adjustable venturi gas scrubber
IT1063189B (it) Procedimento e dispositivo per la fabbricazione del nerofumo
AT316902B (de) Vorrichtung zur Messung des Sauerstoffgehaltes
GB936623A (en) Improvements in or relating to apparatus for detecting small particles in a space
CA954944A (en) Gas detecting and measuring device
BE771614A (fr) Appareil detecteur repondant a une condition telle que l'etat d'une flamme et produisant un signal sortant correspondant
CA921360A (en) Method and apparatus for varying the cross-sectional area of the throat of a venturi tube
CH491380A (de) Vorrichtung zur Messung des Feuchtigkeitsgehaltes eines Gases
FR1476684A (fr) Dispositif de mesure de pression de gaz
FR2291494A1 (fr) Appareil de detection de flamme
JPS51140590A (en) Gas supplying device such as gas laser tube and the like
GB1001876A (en) Apparatus for detecting radiation
FR1470372A (fr) Appareillage de mesure de l'ensemble des caractéristiques d'un échantillon poreux
JPS51144280A (en) Temperature detector
CH495556A (fr) Unité de diffusion pour la mesure des pressions partielles des gaz sanguins
CA770750A (en) Device for monitoring oxygen content of gases
JPS5211080A (en) Diffused light type smoke sensor
CA737192A (en) Combustible gas detecting elements and apparatus
JPS5226273A (en) Continuous colorimetric analysis apparatus
SU692526A1 (ru) Устройство для измерения расстояний до объектов
FR1519328A (fr) Dispositif pour mesurer la pression de gaz ou de vapeurs
FR1499590A (fr) Procédé et réacteur pour la production de gaz combustibles