Permanent electrode carrier using tourmaline
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United States of America Patent
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-
Feb 11, 1997
Issued Date -
N/A
app pub date -
Dec 7, 1995
filing date -
Dec 7, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A carrier having a suitable degree of electrical conductivity is provided for fine tourmaline powders so as to enable their permanent electrodes to be utilized to the maximum. A tourmaline carrier is made up of fine tourmaline powders having a diameter of about 0.3 to 5 microns, esp., about 0.5 to 3 microns and a carrier material for carrying said fine tourmaline powders, said carrier material having a direct-current electrical resistance value or volume resistivity lying in the range of about 10.sup.4 to 10.sup.8 .OMEGA..multidot.cm, esp., about 10.sup.5 to 10.sup.7 .OMEGA..multidot.cm.
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