AU2002223797A1 - An electromagnetic radiation shielding material - Google Patents

An electromagnetic radiation shielding material

Info

Publication number
AU2002223797A1
AU2002223797A1 AU2002223797A AU2379702A AU2002223797A1 AU 2002223797 A1 AU2002223797 A1 AU 2002223797A1 AU 2002223797 A AU2002223797 A AU 2002223797A AU 2379702 A AU2379702 A AU 2379702A AU 2002223797 A1 AU2002223797 A1 AU 2002223797A1
Authority
AU
Australia
Prior art keywords
electromagnetic radiation
shielding material
radiation shielding
electromagnetic
shielding
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.)
Abandoned
Application number
AU2002223797A
Inventor
John Griffiths
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.)
Mantle and Llay Ltd
Original Assignee
Mantle and Llay 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 Mantle and Llay Ltd filed Critical Mantle and Llay Ltd
Publication of AU2002223797A1 publication Critical patent/AU2002223797A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
    • H01Q1/526—Electromagnetic shields
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B14/02—Granular materials, e.g. microballoons
    • C04B14/022—Carbon
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B14/02—Granular materials, e.g. microballoons
    • C04B14/30—Oxides other than silica
    • C04B14/308—Iron oxide
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q17/00—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0001—Rooms or chambers
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00241—Physical properties of the materials not provided for elsewhere in C04B2111/00
    • C04B2111/00258—Electromagnetic wave absorbing or shielding materials
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/92—Protection against other undesired influences or dangers
    • E04B2001/925—Protection against harmful electro-magnetic or radio-active radiations, e.g. X-rays
AU2002223797A 2000-11-14 2001-11-14 An electromagnetic radiation shielding material Abandoned AU2002223797A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0027724A GB0027724D0 (en) 2000-11-14 2000-11-14 "System"
GB0027724 2000-11-14
PCT/GB2001/005009 WO2002040799A1 (en) 2000-11-14 2001-11-14 An electromagnetic radiation shielding material

Publications (1)

Publication Number Publication Date
AU2002223797A1 true AU2002223797A1 (en) 2002-05-27

Family

ID=9903109

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002223797A Abandoned AU2002223797A1 (en) 2000-11-14 2001-11-14 An electromagnetic radiation shielding material

Country Status (3)

Country Link
AU (1) AU2002223797A1 (en)
GB (1) GB0027724D0 (en)
WO (1) WO2002040799A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100384769C (en) * 2005-12-02 2008-04-30 大连理工大学 Method for preparing cement base graphite steel fiber composite conductive material
ES2296522B1 (en) * 2006-05-26 2009-04-01 Europea De Minerales Y Derivados, S.L. HEAVY MASS FOR THE MANUFACTURE OF PRODUCTS WITH HIGH CAPACITY OF RADIO-PROTECTION.
US7732381B2 (en) 2007-11-30 2010-06-08 Schlumberger Technology Corporation Conductive cement formulation and application for use in wells
US9681592B2 (en) 2011-05-16 2017-06-13 Nutech Ventures Structural concrete mix for construction for electromagnetic wave/pulse shielding
US8968461B1 (en) 2011-05-16 2015-03-03 The Board Of Regents Of The University Of Nebraska Concrete mix for electromagnetic wave/pulse shielding
GB2510118A (en) * 2013-01-23 2014-07-30 Electro Conductive Concrete Ltd Electrically conductive building material containing pulverized fuel ash or fly ash derivatives
CN105555733A (en) * 2013-06-24 2016-05-04 内布拉斯加大学董事会 Structural concrete mix for construction for electromagnetic wave/pulse shielding
PL236147B1 (en) 2014-12-10 2020-12-14 Selena Labs Spolka Z Ograniczona Odpowiedzialnoscia Composition for impregnating materials and giving them the ability to shield variable magnetic field, its application for coating/impregnating of a matrix with fibrous and/or porous structure and the materials containing them
US10034418B1 (en) 2015-11-04 2018-07-24 Nutech Ventures Concrete mix for shotcrete applications for electromagnetic shielding
US10256006B1 (en) 2015-12-18 2019-04-09 Nutech Ventures Electrically conductive concrete mix for electromagnetic (EM) ground plane
US10385519B2 (en) 2016-04-06 2019-08-20 Nutech Ventures Systems and methods for construction of electrically conductive concrete slab with protection from current leakage
CN112645659A (en) * 2020-12-29 2021-04-13 中国建筑材料科学研究总院有限公司 Cement-based composite material for shielding electromagnetic wave in wide frequency band and preparation method and application thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB991581A (en) * 1962-03-21 1965-05-12 High Temperature Materials Inc Expanded pyrolytic graphite and process for producing the same
JPS5425913B2 (en) * 1975-03-24 1979-08-31
DK361785D0 (en) * 1985-08-08 1985-08-08 Aalborg Portland Cement FORMED ITEM
DE69012991T2 (en) * 1990-07-31 1995-01-26 Lignyte Co Ltd Process for the production of a shielding material against electromagnetic waves.
US5455117A (en) * 1992-10-27 1995-10-03 Kansai Paint Co., Ltd. Electromagnetic wave reflection-preventing material and electromagnetic wave reflection-preventing method
CH688475A5 (en) * 1994-06-24 1997-10-15 Elfinco Sa Building material electrically conductive.

Also Published As

Publication number Publication date
GB0027724D0 (en) 2000-12-27
WO2002040799A1 (en) 2002-05-23

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