GB9507413D0 - Dust sampling device - Google Patents

Dust sampling device

Info

Publication number
GB9507413D0
GB9507413D0 GBGB9507413.4A GB9507413A GB9507413D0 GB 9507413 D0 GB9507413 D0 GB 9507413D0 GB 9507413 A GB9507413 A GB 9507413A GB 9507413 D0 GB9507413 D0 GB 9507413D0
Authority
GB
United Kingdom
Prior art keywords
sampling device
dust sampling
dust
sampling
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.)
Granted
Application number
GBGB9507413.4A
Other versions
GB2288344B (en
GB2288344A (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.)
Institut fuer Bioprozess und Analysenmesstechnik eV
Original Assignee
Institut fuer Bioprozess und Analysenmesstechnik eV
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 Institut fuer Bioprozess und Analysenmesstechnik eV filed Critical Institut fuer Bioprozess und Analysenmesstechnik eV
Publication of GB9507413D0 publication Critical patent/GB9507413D0/en
Publication of GB2288344A publication Critical patent/GB2288344A/en
Application granted granted Critical
Publication of GB2288344B publication Critical patent/GB2288344B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
    • B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/20—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow
    • G01F1/32—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow using swirl flowmeters
    • G01F1/325—Means for detecting quantities used as proxy variables for swirl
    • G01F1/3282—Means for detecting quantities used as proxy variables for swirl for detecting variations in infrasonic, sonic or ultrasonic waves, due to modulation by passing through the swirling fluid
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G01N1/2202—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling
    • G01N1/2205—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling with filters
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
    • B04C2009/002—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks with external filters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G01N1/24—Suction devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G01N1/2202—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling
    • G01N2001/222—Other features
    • G01N2001/2223—Other features aerosol sampling devices
GB9507413A 1994-04-15 1995-04-10 Dust sampling device Expired - Fee Related GB2288344B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4413525A DE4413525C2 (en) 1994-04-15 1994-04-15 Dust sampling device

Publications (3)

Publication Number Publication Date
GB9507413D0 true GB9507413D0 (en) 1995-05-31
GB2288344A GB2288344A (en) 1995-10-18
GB2288344B GB2288344B (en) 1998-01-14

Family

ID=6515833

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9507413A Expired - Fee Related GB2288344B (en) 1994-04-15 1995-04-10 Dust sampling device

Country Status (3)

Country Link
DE (1) DE4413525C2 (en)
FR (1) FR2718847B1 (en)
GB (1) GB2288344B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19735205A1 (en) * 1997-08-14 1999-02-25 Gustav Prof Dr Techn Schweiger Spectroscopic determination of soot in the environment
DE102004056856A1 (en) 2004-11-25 2006-06-01 Hilti Ag -screener
DE102011109734A1 (en) * 2011-08-08 2013-02-14 Veritas Ag Filter protective cap used for protecting sensor from dust and air pollution, has air detour portion that is provided between bottom section and mounting portion, through which flowing air is returned back
CN105181396B (en) * 2015-09-11 2018-05-15 北京市化工职业病防治院 A kind of personal breathing dust sampling device
DE102020002041A1 (en) 2020-04-01 2021-10-07 Palas Gmbh Partikel- Und Lasermesstechnik Method and device for determining particles of an aerosol
CN114720223B (en) * 2022-03-03 2023-09-08 中国矿业大学 Dust generating device

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD89496B (en) *
US3070990A (en) * 1960-02-11 1963-01-01 Pittsburgh Plate Glass Co Sampling device and method for analysis of furnace gases
IT1061615B (en) * 1976-05-28 1983-04-30 Cnen DUST SAMPLER BASED ON THE SIMULATION OF THE RESPIRATORY SYSTEM
DD145037A3 (en) * 1978-08-29 1980-11-19 Juergen Schmalz CYCLONE PRE-SEPARATOR FOR DUST PROTECTORS
GB2129335B (en) * 1982-10-22 1985-09-11 Coal Ind Improvements in dust detection
DD219381A1 (en) * 1983-11-24 1985-03-06 Medizin Labortechnik Veb K SENSOR FOR THE VOLUME FLOW MEASUREMENT OF A BREATHING GAS
US4649760A (en) * 1985-04-18 1987-03-17 Wedding James B Method and apparatus for controlling flow volume through an aerosol sampler
US4670002A (en) * 1985-12-09 1987-06-02 Hitachi Koki Company, Ltd. Centrifugal elutriator rotor
DE3735106A1 (en) * 1987-10-16 1989-04-27 Seebeck Technoproduct Gmbh Process and appliance for separating liquid particles from gases, especially of aerosols from off-gases
GB2226409B (en) * 1988-12-05 1992-12-23 Mitsubishi Electric Corp Karman's vortex flow meter
US4941899A (en) * 1989-04-24 1990-07-17 Regents Of The University Of Minnesota Cyclone personal sampler for aerosols
DE3921895C2 (en) * 1989-07-04 1996-10-10 Przybilla Karl Dr Aerosol electrometer and aerosol sensor device
DE4003648A1 (en) * 1990-02-07 1991-08-08 Ingo Dr Ing Gruen Dust measurement device for air - draws air to be tested through thin walled glass ducts provided with transparent cladding
DE4017473A1 (en) * 1990-05-14 1991-11-21 Siemens Ag Gas-borne particle measuring system - esp. for vehicle exhaust gas emission tests
US5180407A (en) * 1991-11-14 1993-01-19 Demarco Thomas M Vacuum loader with vaned and short tangential separator
DE4218155A1 (en) * 1992-06-02 1993-12-09 Fraunhofer Ges Forschung Dust collector head

Also Published As

Publication number Publication date
GB2288344B (en) 1998-01-14
GB2288344A (en) 1995-10-18
DE4413525A1 (en) 1995-10-26
DE4413525C2 (en) 1996-09-26
FR2718847B1 (en) 1998-04-10
FR2718847A1 (en) 1995-10-20

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010410