GB2103373B - Method of measuring fineness of powder - Google Patents

Method of measuring fineness of powder

Info

Publication number
GB2103373B
GB2103373B GB08222583A GB8222583A GB2103373B GB 2103373 B GB2103373 B GB 2103373B GB 08222583 A GB08222583 A GB 08222583A GB 8222583 A GB8222583 A GB 8222583A GB 2103373 B GB2103373 B GB 2103373B
Authority
GB
United Kingdom
Prior art keywords
powder
measuring fineness
fineness
measuring
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
GB08222583A
Other versions
GB2103373A (en
Inventor
Ikuo Shimogawa
Hiroshi Tomiyasu
Koichi Iinoya
Masayuki Yasuguchi
Eigoro Honma
Yukiyoshi Yamada
Akira Saito
Masamichi Kabaya
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.)
Sankyo Dengyo Corp
Taiheiyo Cement Corp
Nisshin Seifun Group Inc
Original Assignee
Sankyo Dengyo Corp
Nisshin Seifun Group Inc
Nihon Cement Co 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 Sankyo Dengyo Corp, Nisshin Seifun Group Inc, Nihon Cement Co Ltd filed Critical Sankyo Dengyo Corp
Publication of GB2103373A publication Critical patent/GB2103373A/en
Application granted granted Critical
Publication of GB2103373B publication Critical patent/GB2103373B/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
    • B07B7/08—Selective separation of solid materials carried by, or dispersed in, gas currents using centrifugal force
    • B07B7/083—Selective separation of solid materials carried by, or dispersed in, gas currents using centrifugal force generated by rotating vanes, discs, drums, or brushes
    • 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
    • B01D45/14—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by rotating vanes, discs, drums or brushes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
    • B07B4/02—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall
    • B07B4/025—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall the material being slingered or fled out horizontally before falling, e.g. by dispersing elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
    • B07B9/02—Combinations of similar or different apparatus for separating solids from solids using gas currents
    • 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
    • G01N15/0272—Investigating particle size or size distribution with screening; with classification by filtering

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)
  • Chemical Kinetics & Catalysis (AREA)
  • Combined Means For Separation Of Solids (AREA)
GB08222583A 1981-08-07 1982-08-05 Method of measuring fineness of powder Expired GB2103373B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12361281A JPS5826245A (en) 1981-08-07 1981-08-07 Measuring method for degree of fineness

Publications (2)

Publication Number Publication Date
GB2103373A GB2103373A (en) 1983-02-16
GB2103373B true GB2103373B (en) 1985-05-09

Family

ID=14864903

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08222583A Expired GB2103373B (en) 1981-08-07 1982-08-05 Method of measuring fineness of powder

Country Status (3)

Country Link
JP (1) JPS5826245A (en)
DE (1) DE3229789A1 (en)
GB (1) GB2103373B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104907252A (en) * 2015-06-10 2015-09-16 洛阳矿山机械工程设计研究院有限责任公司 Replacement method for rotor blades of powder concentrator

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2138574B (en) * 1983-04-11 1986-08-06 Bestobell Slurry particle size analysis
JP7358765B2 (en) * 2019-04-04 2023-10-11 株式会社サタケ Flour milling equipment monitoring system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104907252A (en) * 2015-06-10 2015-09-16 洛阳矿山机械工程设计研究院有限责任公司 Replacement method for rotor blades of powder concentrator

Also Published As

Publication number Publication date
JPH0140945B2 (en) 1989-09-01
DE3229789A1 (en) 1983-02-24
GB2103373A (en) 1983-02-16
JPS5826245A (en) 1983-02-16
DE3229789C2 (en) 1987-05-07

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Legal Events

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

Effective date: 19940805