GB2567635B - A method and apparatus for monitoring microbial contaminants in an industrial process - Google Patents

A method and apparatus for monitoring microbial contaminants in an industrial process Download PDF

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Publication number
GB2567635B
GB2567635B GB1717024.2A GB201717024A GB2567635B GB 2567635 B GB2567635 B GB 2567635B GB 201717024 A GB201717024 A GB 201717024A GB 2567635 B GB2567635 B GB 2567635B
Authority
GB
United Kingdom
Prior art keywords
industrial process
microbial contaminants
monitoring microbial
monitoring
contaminants
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 - Fee Related
Application number
GB1717024.2A
Other versions
GB2567635A (en
GB201717024D0 (en
Inventor
Dow Crawford
Böhler Alexander
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.)
Cellfacts Analytics Ltd
Original Assignee
Cellfacts Analytics Ltd
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 Cellfacts Analytics Ltd filed Critical Cellfacts Analytics Ltd
Priority to GB1717024.2A priority Critical patent/GB2567635B/en
Publication of GB201717024D0 publication Critical patent/GB201717024D0/en
Publication of GB2567635A publication Critical patent/GB2567635A/en
Application granted granted Critical
Publication of GB2567635B publication Critical patent/GB2567635B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N15/1456—Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals
    • G01N15/1459—Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals the analysis being performed on a sample stream
    • 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
    • G01N15/10—Investigating individual particles
    • G01N15/1031—Investigating individual particles by measuring electrical or magnetic effects
    • G01N15/12—Investigating individual particles by measuring electrical or magnetic effects by observing changes in resistance or impedance across apertures when traversed by individual particles, e.g. by using the Coulter principle
    • 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
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • 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
    • G01N15/01—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials specially adapted for biological cells, e.g. blood cells
    • G01N2015/019—Biological contaminants; Fouling
    • 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
    • G01N15/10—Investigating individual particles
    • G01N2015/1019—Associating Coulter-counter and optical flow cytometer [OFC]
    • 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
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N2015/1486—Counting the particles
    • 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
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N2015/1493—Particle size
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/26—Oils; Viscous liquids; Paints; Inks
    • G01N33/32—Paints; Inks

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
GB1717024.2A 2017-10-17 2017-10-17 A method and apparatus for monitoring microbial contaminants in an industrial process Expired - Fee Related GB2567635B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1717024.2A GB2567635B (en) 2017-10-17 2017-10-17 A method and apparatus for monitoring microbial contaminants in an industrial process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1717024.2A GB2567635B (en) 2017-10-17 2017-10-17 A method and apparatus for monitoring microbial contaminants in an industrial process

Publications (3)

Publication Number Publication Date
GB201717024D0 GB201717024D0 (en) 2017-11-29
GB2567635A GB2567635A (en) 2019-04-24
GB2567635B true GB2567635B (en) 2022-09-28

Family

ID=60419241

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1717024.2A Expired - Fee Related GB2567635B (en) 2017-10-17 2017-10-17 A method and apparatus for monitoring microbial contaminants in an industrial process

Country Status (1)

Country Link
GB (1) GB2567635B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3867623A1 (en) * 2018-10-18 2021-08-25 Cellfacts Analytics Limited A method and apparatus for monitoring microbial contaminants in an industrial process

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3939409A (en) * 1974-08-01 1976-02-17 Coulter Electronics, Inc. Particle study device and sample metering means used therein
JPH08285759A (en) * 1995-04-17 1996-11-01 Sekisui Chem Co Ltd Method for determining dissolved state and dispersed state
GB2337583A (en) * 1998-05-16 1999-11-24 Microbial Systems Ltd Impedance and fluorescence particle detector system
US6614215B1 (en) * 1998-05-16 2003-09-02 Microbial Systems Limited Particle detection system and components thereof
EP1398043A2 (en) * 2002-09-13 2004-03-17 Air Products Polymers, L.P. Process for controlling microbial contamination of polymeric emulsions using carbon dioxide detection
DE102004063110B3 (en) * 2004-12-22 2006-07-13 Syspilot Industrie Consulting Gmbh Bacteria or germ concentration measurement method, for application to a painting plant, in which the evolution of gases from a paint sample are evaluated over time under controlled conditions to determine germ concentrations
WO2007087676A1 (en) * 2006-02-01 2007-08-09 Bft Pty Ltd Set of standards and method of production
US20100271053A1 (en) * 2009-04-24 2010-10-28 Beckman Coulter, Inc. Method of Characterizing Particles
WO2018184073A1 (en) * 2017-04-07 2018-10-11 The University Of Western Australia A method for testing antimicrobial susceptibility

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3939409A (en) * 1974-08-01 1976-02-17 Coulter Electronics, Inc. Particle study device and sample metering means used therein
JPH08285759A (en) * 1995-04-17 1996-11-01 Sekisui Chem Co Ltd Method for determining dissolved state and dispersed state
GB2337583A (en) * 1998-05-16 1999-11-24 Microbial Systems Ltd Impedance and fluorescence particle detector system
US6614215B1 (en) * 1998-05-16 2003-09-02 Microbial Systems Limited Particle detection system and components thereof
EP1398043A2 (en) * 2002-09-13 2004-03-17 Air Products Polymers, L.P. Process for controlling microbial contamination of polymeric emulsions using carbon dioxide detection
DE102004063110B3 (en) * 2004-12-22 2006-07-13 Syspilot Industrie Consulting Gmbh Bacteria or germ concentration measurement method, for application to a painting plant, in which the evolution of gases from a paint sample are evaluated over time under controlled conditions to determine germ concentrations
WO2007087676A1 (en) * 2006-02-01 2007-08-09 Bft Pty Ltd Set of standards and method of production
US20100271053A1 (en) * 2009-04-24 2010-10-28 Beckman Coulter, Inc. Method of Characterizing Particles
WO2018184073A1 (en) * 2017-04-07 2018-10-11 The University Of Western Australia A method for testing antimicrobial susceptibility

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Nature Biomedical Engineering, Vol. 2, 16 July 2018 (online), R Agarwal et al, "Inhaled bacteriophage-loaded polymeric microparticles ameliorate acute lung infections", pp. 841-849 *

Also Published As

Publication number Publication date
GB2567635A (en) 2019-04-24
GB201717024D0 (en) 2017-11-29

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Legal Events

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

Effective date: 20221228