GB1238438A - - Google Patents

Info

Publication number
GB1238438A
GB1238438A GB1238438DA GB1238438A GB 1238438 A GB1238438 A GB 1238438A GB 1238438D A GB1238438D A GB 1238438DA GB 1238438 A GB1238438 A GB 1238438A
Authority
GB
United Kingdom
Prior art keywords
electrodes
tunnel
high potential
particles
dust
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
Other languages
English (en)
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 filed Critical
Publication of GB1238438A publication Critical patent/GB1238438A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/34—Constructional details or accessories or operation thereof
    • B03C3/38—Particle charging or ionising stations, e.g. using electric discharge, radioactive radiation or flames
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/34—Constructional details or accessories or operation thereof
    • B03C3/40—Electrode constructions
    • B03C3/41—Ionising-electrodes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C2201/00—Details of magnetic or electrostatic separation
    • B03C2201/06—Ionising electrode being a needle

Landscapes

  • Electrostatic Separation (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
GB1238438D 1969-12-29 1970-05-14 Expired GB1238438A (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP127169 1969-12-29

Publications (1)

Publication Number Publication Date
GB1238438A true GB1238438A (enExample) 1971-07-07

Family

ID=11496777

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1238438D Expired GB1238438A (enExample) 1969-12-29 1970-05-14

Country Status (2)

Country Link
US (1) US3695001A (enExample)
GB (1) GB1238438A (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LT3554B (en) 1989-08-25 1995-12-27 Airtunnel Ltd Oy Procedure and apparatus for the purification of air flue gases or equivalent
US5578112A (en) * 1995-06-01 1996-11-26 999520 Ontario Limited Modular and low power ionizer
WO2004098780A1 (en) * 2003-05-07 2004-11-18 Humberto Alexander Cravero Electronic purification of air in tunnels
CN104807962A (zh) * 2015-04-21 2015-07-29 浙江科技学院 一种复合可移动式的隧道爆破气尘实时监测装置
WO2020113269A1 (en) * 2018-12-04 2020-06-11 Puriscience Pty Ltd Electronic purification of air in mines

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH568533A5 (enExample) * 1973-06-16 1975-10-31 Berckheim Graf Von
US7052531B2 (en) * 2003-03-31 2006-05-30 Takashi Kishioka Local cleaning system for constructing clean shielded space with no need for dedicated partition wall, using charged air shower unit providing ion wind and local exhaust device
CN104677419B (zh) * 2015-01-29 2017-07-21 浙江科技学院 全方位定量化的隧道爆破气尘快速监测装置
CN113588190B (zh) * 2021-10-08 2022-02-25 四川藏区高速公路有限责任公司 爆破施工对邻近既有隧道的振动响应试验装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE519310C (de) * 1931-02-26 Wilhelm Oberfohren Vorrichtung zur Staubbeseitigung im Grubenbetrieb
US342548A (en) * 1886-05-25 Alfred osten walker
DE581067C (de) * 1933-07-20 Alfred Tueffert Absaugung der Grubengasnester in den Firstausbruechen der Strecken
US895729A (en) * 1907-07-09 1908-08-11 Int Precipitation Co Art of separating suspended particles from gaseous bodies.
US2000017A (en) * 1930-04-05 1935-05-07 Siemens Ag Electrical cleaning of fluids
US1978426A (en) * 1931-08-08 1934-10-30 Int Precipitation Co Apparatus for electrical treatment of fluids
US1959374A (en) * 1932-10-01 1934-05-22 Int Precipitation Co Method and apparatus for electrical precipitation
US1982470A (en) * 1933-05-18 1934-11-27 Franks Wilbur Rounding Method of cleaning air in enclosed spaces
US2097233A (en) * 1934-03-31 1937-10-26 Research Corp Electrical deposition in pattern form
US2102006A (en) * 1937-03-23 1937-12-14 John E Jones Rock dust barrier
US2336625A (en) * 1940-12-02 1943-12-14 John L Milton Dust collector
CH337178A (de) * 1955-04-07 1959-03-31 Eei Etabl Electrovit Internati Raum-Elektrofilteranlage zur Luftreinigung auf elektrostatischer Grundlage
US2868318A (en) * 1955-06-23 1959-01-13 William A Perkins Collection of airborne material by electrostatic precipitation
US3417302A (en) * 1962-02-09 1968-12-17 Holger George Lueder Apparatus for the production of unipolar ions in the air of a room
DE1276580B (de) * 1963-04-24 1968-09-05 Bergwerksverband Gmbh Verfahren zur Beseitigung gefaehrlicher Gasschichten in Strecken und Raeumen des Grubenbetriebes
DE1604192B1 (de) * 1966-02-02 1971-02-04 Alfred Hornig Vorrichtung zum Erzeugen elektrischer Felder
DE1679493B1 (de) * 1967-05-02 1970-06-04 Berckheim Graf Von Anordnung zur elektrischen Klimatisierung von Raeumen in Bauten und Fahrzeugen

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LT3554B (en) 1989-08-25 1995-12-27 Airtunnel Ltd Oy Procedure and apparatus for the purification of air flue gases or equivalent
US6287368B1 (en) 1989-08-25 2001-09-11 Oy Airtunnel Ltd. Apparatus for the purification of air flue gases, or equivalent
US5578112A (en) * 1995-06-01 1996-11-26 999520 Ontario Limited Modular and low power ionizer
US6056808A (en) * 1995-06-01 2000-05-02 Dkw International Inc. Modular and low power ionizer
WO2004098780A1 (en) * 2003-05-07 2004-11-18 Humberto Alexander Cravero Electronic purification of air in tunnels
CN104807962A (zh) * 2015-04-21 2015-07-29 浙江科技学院 一种复合可移动式的隧道爆破气尘实时监测装置
WO2020113269A1 (en) * 2018-12-04 2020-06-11 Puriscience Pty Ltd Electronic purification of air in mines
AU2019394363B2 (en) * 2018-12-04 2024-12-19 Puriscience Pty Ltd Electronic purification of air in mines

Also Published As

Publication number Publication date
US3695001A (en) 1972-10-03

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years