Химические технологии неорганических веществ
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Sulfuric acid technology | Технология серной кислоты
sulfuric acid
technology of sulfuric acid
sulfur dioxide
hydrogen peroxide
concentrated sulfuric acid
heat exchanger
nitric acid
sulfuric acid concentration
producing sulfuric acid
sulfurous acid
waste sulfuric acid
spent sulfuric acid
spent acid
reactor containing
produce sulfuric acid
low temperature
flow rate
sulfur compounds
gas stream
high temperature
thermal energy
decomposition reaction
starting material
aqueous solution
sodium hydroxide
carbon dioxide
sufficient amount
elevated temperature
desired temperature
mixed acid
reaction rate
nitration reaction
molten sulfur
create sulfuric acid
system capable
liquefying raw sulfur
receiving molten sulfur
sulfur dioxide gas
raw sulfur
burn chamber
-containing gas
sulfur burner
waste heat exchanger
sulfuric acid contaminated
produce pure concentration acid
comprising
contacting sulfuric acid contaminated
elemental sulfur
vanadium containing catalyst
reaction zone
liquid phase
converting hydrocarbon
carbon oxides
converting sulfur
reactor effluent
vapor stream
liquid stream
clean acid
sulfur trioxide
vapor effluent
excess oxygen
decomposition reactor
high temperature heat
hydrogen production
process stream
high pressure
peroxide liquid mixture
waste liquid material
waste liquid
liquid mixture
sulfonating agent
waste material
effective utilization
hydrolysis accelerator
decomposed liquid obtained
waste resin material
large amount
natural phosphates
phosphoric acid
low fluorine content
wet process
fluorine content
phosphatic feed supplements
grade phosphoric acid
phosphatic feed
flue gas desulfurization
carbon adsorbent
dry flue gas desulfurization
temperature below 120°
activated carbon
sodium sulfate
sodium sulfate solution
electrochemical reactor
flue gas
sulfur-containing compounds
basic reducing solution consisting
essentially
sodium sulfite
ph above
basic reducing solution
reducing solution
consisting essentially
acid traces
high purity
high purity pfa
candle filter
fluorinated polyolefin containing
fluorinated polyolefin
printed circuits
thiosulfate ion
chloride ion
unsaturated organic hydroxy compound
aminomethylenephosphonic acid
etching printed circuits
milligrams per liter
1% thiosulfate ion
methylenephosphonic acid
photoresist layer
patterned photoresist layer
semiconductor wafer comprising
semiconductor wafer
layer formed
anti-reflective coating
vertical profile
borophosphosilicate glass
phosphosilicate glass
percent sulfuric acid
degrees celsius
time sufficient
remove substantially
nitrogen-containing contaminants
top surface
percent hydrogen peroxide
continuous process
nitratable aromatic compound
nitronium ion solution
three points
ternary phase diagram
100% sulfuric acid
acid phase
plug-flow nitrator
mixing elements
nitronium ion
aromatic compound
evenly distributed
high sulfur coal
sulfuric acid decomposition
particularly useful
heated sulfuric acid
decomposition gases
thermochemical system
sufficient heat
thermal reactor
producing phenol
dicumyl peroxide
second stage
cumene hydroperoxide
amount equal
residual chp
russian patent
nitrating solution
ammonium nitrate
reaction mixture
nitronium ions
sigma-aldrich co
ice bath
round-bottom flask
magnetic stir bar
exceed 20°
ambient conditions
crushed ice
stirred gently until
ice melted
resulting emulsion
extracted three times
ml methylene chloride
combined organic