«TUNGSTIC»に関連する英語の本
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tungsticの使いかたを見つけましょう。
tungsticに関する本と英語文献で使われた文脈を提供するための簡単な抜粋文。
1
Ammonium paratungstate and
tungstic acid from the People's ...
This producer did not maintain separate data 15/ on production of this crude form
of tungstic acid. ~ The tungstic acid imported from the PRC was of a substantially
more 16/ refined form than that which was produced in the UnTted States.
United States International Trade Commission, Elizabeth Henning, Rebecca Woodings,
1987
2
The Chemical News and Journal of Industrial Science; with ...
On the Separation of Stannic and Tungstic Acids, by C. Rammelsrerg.* According
to H. Rosc.f these acids may be separated by heating them in a stream of
hydrogen. When the reduction is attempted in a porcelain crucible, a loss is
always ...
Sir William Crookes,
1864
On the Separation of Stannic and Tungstic Acids, by C. Rammelsbebg.*
Accoeding to H. Rose.f these acids may be separated by heating them in a
stream of hydrogen. When the redaction is attempted in a porcelain crucible, a
loss is always ...
WILLIAM CROOKES F.R.S,
1864
4
Chemical News and Journal of Industrial Science
J Chemical Ne ws, \ Nov. ig, 1875. of the ore by aqua regia is very slow, often
incomplete, and the tungstic acid separated is impure. If the ore is fused with
alkaline carbonates it is almost impossible to obtain an integral disaggregation,
and the ...
Sir William Crookes,
1775
5
The Chemical News and Journal of Industrial Science
On the Separation of Stannic and Tungstic Acids, by C. JlAMMELSBEKG. "
According to H. Rose,f these acids may be separated by heating them in a stream
of hydrogen. When the reduction is attempted in a porcelain crucible, a loss is
always ...
6
The Chemical News and Journal of Physical Science
Upon fusing turnings of gray cast iron with tungstic acid or white cast iron with the
addition of carbon,, the author obtained alloys possessing remarkablo properties
and especially of great hardness. He admits that the carbon present in cast iron ...
7
System of theoretical and practical chemistry ...
TUNGSTIC. ACID. PART XCII. THIS acid does not exist in nature in an uncom-
bined state, but always united to lime ( tungstate of lime J or with iron and
manganese (wolfram). PROPERTIES OF TUNGSTIC ACID. Tungstic acid
appears in a ...
Friedrich Christian Accum,
1808
8
The elements of experimental chemistry
This oxide, when heated in an open crucible, burns vividly, and is changed into a
yellow powder, which is tungstic acid. Tungstic acid may be reduced to a metallic
state, by heating it intensely with charcoal in the usual manner; but the process ...
When the reduction is attempted in a porcelain crucible, a loss is always
experienced, arising from the oxygen of the stannic acid, which is reduced to
metal, and a third of the oxygen of the tungstic acid, which changes to tungstic
oxide.
10
Tungsten: Properties, Chemistry, Technology of the Elements, ...
This product is more pure than the above, because of the higher purity of APT. PP
: Amorphous, yellow powder. CP: Nearly insoluble in water or acid solutions, but
freshly prepared tungstic acid forms colloidal solutions when treated with water.
Erik Lassner, Wolf-Dieter Schubert,
1999
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Three Aussie miners positioned for success
... and Mitsubishi tried and then started buying Carbine Tungsten's tungstic trioxide (WO3) 72% concentrate. In fact, Mitsubishi liked the product enough to begin ... «Mineweb, 6月 15»
Tungsten Market Anticipates New Supply
... processing and products 2.2.1 Tungsten ores and concentrates 2.2.2 Ammonium paratungstate (APT) 2.2.3 Tungsten oxides and trioxide 2.2.4 Tungstic acid ... «PR Newswire, 11月 11»