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Composition and method to remove asbestos

Patent ·
OSTI ID:871550
 [1]
  1. Rockville, MD
+ Show Author Affiliations
A composition for transforming a chrysotile asbestos-containing material into a non-asbestos material is disclosed, wherein the composition comprises water, at least about 30% by weight of a boron tetrafluoride salt, free of or having only small amounts of an inorganic acid, an inorganic acid salt or a mixture thereof. A method of transforming the asbestos-containing material into a non-asbestos material using the present composition also is disclosed.
Research Organization:
ASSOC UNIVERSITIES INC
DOE Contract Number:
AC02-76CH00016
Assignee:
W. R. Grace & Co.-Conn. (New York, NY)
Patent Number(s):
US 5753033
Application Number:
08/721,858
OSTI ID:
871550
Country of Publication:
United States
Language:
English

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Related Subjects

/106/423/427/428/588/
30
acid
acid salt
amounts
asbestos
asbestos-containing
asbestos-containing material
boron
chrysotile
chrysotile asbestos
chrysotile asbestos-containing
composition
composition comprises
comprises
comprises water
containing material
disclosed
fluoride salt
free
inorganic
inorganic acid
material
method
mixture
non-asbestos
non-asbestos material
organic acid
remove
remove asbestos
salt
tetrafluoride
transforming
water
weight