GB2160655B - Method and apparatus for assessing particle deposits - Google Patents

Method and apparatus for assessing particle deposits

Info

Publication number
GB2160655B
GB2160655B GB8409181A GB8409181A GB2160655B GB 2160655 B GB2160655 B GB 2160655B GB 8409181 A GB8409181 A GB 8409181A GB 8409181 A GB8409181 A GB 8409181A GB 2160655 B GB2160655 B GB 2160655B
Authority
GB
United Kingdom
Prior art keywords
particle deposits
assessing particle
assessing
deposits
particle
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
GB8409181A
Other versions
GB8409181D0 (en
GB2160655A (en
Inventor
David Brian Jones
Dennis Amerena Parker
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB8409181A priority Critical patent/GB2160655B/en
Publication of GB8409181D0 publication Critical patent/GB8409181D0/en
Priority to DE8585901525T priority patent/DE3583324D1/en
Priority to EP19850901525 priority patent/EP0179084B1/en
Priority to GB08509040A priority patent/GB2165650B/en
Priority to PCT/GB1985/000155 priority patent/WO1985004715A1/en
Publication of GB2160655A publication Critical patent/GB2160655A/en
Application granted granted Critical
Publication of GB2160655B publication Critical patent/GB2160655B/en
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
    • G01N15/0656—Investigating concentration of particle suspensions using electric, e.g. electrostatic methods or magnetic methods
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/74—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables of fluids
GB8409181A 1984-04-09 1984-04-09 Method and apparatus for assessing particle deposits Expired GB2160655B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB8409181A GB2160655B (en) 1984-04-09 1984-04-09 Method and apparatus for assessing particle deposits
DE8585901525T DE3583324D1 (en) 1984-04-09 1985-04-09 METHOD FOR DETERMINING PARTICLE DEPOSITION.
EP19850901525 EP0179084B1 (en) 1984-04-09 1985-04-09 Method for assessing particle deposits
GB08509040A GB2165650B (en) 1984-04-09 1985-04-09 Method and apparatus for the quantative and qualitative measurement of small metal particles
PCT/GB1985/000155 WO1985004715A1 (en) 1984-04-09 1985-04-09 Method and apparatus for assessing particle deposits

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8409181A GB2160655B (en) 1984-04-09 1984-04-09 Method and apparatus for assessing particle deposits

Publications (3)

Publication Number Publication Date
GB8409181D0 GB8409181D0 (en) 1984-05-16
GB2160655A GB2160655A (en) 1985-12-24
GB2160655B true GB2160655B (en) 1989-05-24

Family

ID=10559436

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8409181A Expired GB2160655B (en) 1984-04-09 1984-04-09 Method and apparatus for assessing particle deposits

Country Status (1)

Country Link
GB (1) GB2160655B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4731578A (en) * 1985-05-02 1988-03-15 Aeroquip Corporation Electrical sensing system for measuring ferrous particles within a fluid
GB2186978B (en) * 1985-10-10 1990-06-13 Dennis Amerena Parker High resolution magnetometer
JPH02504669A (en) * 1987-08-24 1990-12-27 パーカー、デニス　アマレナ High resolution magnetometer
US5674401A (en) * 1991-12-11 1997-10-07 Computational Systems, Inc. Oil monitor with magnetic field
US5262732A (en) * 1991-12-11 1993-11-16 Computational Systems, Inc. Oil monitor with magnetic field
US5614830A (en) * 1991-12-11 1997-03-25 Computational Systems, Inc. Oil monitor with magnetic field
US5506501A (en) * 1994-10-28 1996-04-09 Computational Systems, Inc. Method and apparatus for aiding machine oil analysis
US5656767A (en) * 1996-03-08 1997-08-12 Computational Systems, Inc. Automatic determination of moisture content and lubricant type
US6418799B1 (en) 1999-07-20 2002-07-16 Csi Technology, Inc. Sampling apparatus
CN112881244B (en) * 2021-01-15 2022-06-03 重庆邮电大学 Metal particle detection sensor based on high-frequency high-gradient magnetic field and detection method thereof

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB507231A (en) * 1936-09-08 1939-06-12 Ake Sixten Leijonhufvud Apparatus for determining the density of photographic film
GB1241204A (en) * 1968-08-09 1971-08-04 Rolls Royce Improvements in or relating to magnetic scavenging devices
GB2037994A (en) * 1978-10-13 1980-07-16 Technical Dev Co Monitoring the quantity of ferrous particulate debris in a fluid system
GB2103358A (en) * 1981-07-09 1983-02-16 Oh Kwan Kwon Method and apparatus for monitoring particles in a liquid medium
GB2132358A (en) * 1982-11-11 1984-07-04 Minsup Mining Supplies Sensing apparatus
GB2137536A (en) * 1983-02-10 1984-10-10 Tecalemit Electronics Ltd Magnetic particle collector
GB2140568A (en) * 1983-04-27 1984-11-28 Pall Corp Electromagnetic detector for metallic materials

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB507231A (en) * 1936-09-08 1939-06-12 Ake Sixten Leijonhufvud Apparatus for determining the density of photographic film
GB1241204A (en) * 1968-08-09 1971-08-04 Rolls Royce Improvements in or relating to magnetic scavenging devices
GB2037994A (en) * 1978-10-13 1980-07-16 Technical Dev Co Monitoring the quantity of ferrous particulate debris in a fluid system
GB2103358A (en) * 1981-07-09 1983-02-16 Oh Kwan Kwon Method and apparatus for monitoring particles in a liquid medium
GB2132358A (en) * 1982-11-11 1984-07-04 Minsup Mining Supplies Sensing apparatus
GB2137536A (en) * 1983-02-10 1984-10-10 Tecalemit Electronics Ltd Magnetic particle collector
GB2140568A (en) * 1983-04-27 1984-11-28 Pall Corp Electromagnetic detector for metallic materials

Also Published As

Publication number Publication date
GB8409181D0 (en) 1984-05-16
GB2160655A (en) 1985-12-24

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Legal Events

Date Code Title Description
708B Proceeding under section 8(1) patents act 1977
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010409