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1. WO2002023182 - METHOD FOR THE PYROLYSIS OF MERCURIC CHLORIDE FOR THE SUBSEQUENT ANALYSIS OF THE MERCURY

Publication Number WO/2002/023182
Publication Date 21.03.2002
International Application No. PCT/EP2001/010535
International Filing Date 12.09.2001
Chapter 2 Demand Filed 10.04.2002
IPC
B01D 53/86 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
53Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols
34Chemical or biological purification of waste gases
74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
86Catalytic processes
B01J 23/755 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
23Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/113
70of the iron group metals or copper
74Iron group metals
755Nickel
G01N 31/10 2006.01
GPHYSICS
01MEASURING; TESTING
NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
31Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroups; Apparatus specially adapted for such methods
10using catalysis
G01N 31/12 2006.01
GPHYSICS
01MEASURING; TESTING
NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
31Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroups; Apparatus specially adapted for such methods
12using combustion
G01N 33/00 2006.01
GPHYSICS
01MEASURING; TESTING
NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
33Investigating or analysing materials by specific methods not covered by groups G01N1/-G01N31/131
CPC
B01D 2257/602
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
2257Components to be removed
60Heavy metals or heavy metal compounds
602Mercury or mercury compounds
B01D 53/8665
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
53Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols,
34Chemical or biological purification of waste gases
74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
86Catalytic processes
8665Removing heavy metals or compounds thereof, e.g. mercury
B01J 23/755
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
23Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
70of the iron group metals or copper
74Iron group metals
755Nickel
G01N 31/10
GPHYSICS
01MEASURING; TESTING
NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
31Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
10using catalysis
G01N 31/12
GPHYSICS
01MEASURING; TESTING
NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
31Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
12using combustion
G01N 33/0045
GPHYSICS
01MEASURING; TESTING
NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
33Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
0004Gaseous mixtures, e.g. polluted air
0009General constructional details of gas analysers, e.g. portable test equipment
0027concerning the detector
0036Specially adapted to detect a particular component
0045for Hg
Applicants
  • SEEFELDER MESSTECHNIK GMBH & CO, VERTRIEBS KG [DE]/[DE] (AllExceptUS)
  • FORSCHUNGSZENTRUM KARLSRUHE GMBH [DE]/[DE] (AllExceptUS)
  • WINKLER, Wilfried, M. [DE]/[DE] (UsOnly)
  • BERKHAHN, Wolfgang [DE]/[DE] (UsOnly)
  • SCHRADER, Christoph [DE]/[DE] (UsOnly)
  • PAUR, Hanns, Rudolf [DE]/[DE] (UsOnly)
Inventors
  • WINKLER, Wilfried, M.
  • BERKHAHN, Wolfgang
  • SCHRADER, Christoph
  • PAUR, Hanns, Rudolf
Agents
  • MÜLLER, Bernhard
Priority Data
100 45 212.413.09.2000DE
Publication Language German (DE)
Filing Language German (DE)
Designated States
Title
(DE) VERFAHREN ZUR PYROLYSE VON QUECKSILBER (II) CHLORID ZUR ANSCHLIESSENDEN BESTIMMUNG DES QUECKSILBERS
(EN) METHOD FOR THE PYROLYSIS OF MERCURIC CHLORIDE FOR THE SUBSEQUENT ANALYSIS OF THE MERCURY
(FR) PROCEDE POUR LA PYROLYSE DE CHLORURE MERCURIQUE POUR LE DOSAGE CONSECUTIF DU MERCURE
Abstract
(DE)
Es wird ein Verfahren zur Pyrolyse von Quecksilber (II)-chlorid in Gasen mit einem Gehalt an HgCl2, Hg(0) und HCl beschrieben, bei dem HgCl2 in Gegenwart von Nickel als Katalysator der Pyrolyse unterworfen wird.
(EN)
The invention relates to a method for the pyrolysis of mercuric chloride in gases containing HgCl2, Hg(0) and HCl, whereby HgCl2 is subjected to pyrolysis in the presence of nickel as a catalyst.
(FR)
L'invention concerne un procédé pour la pyrolyse de chlorure mercurique dans des gaz contenant du HgCl2, du Hg(0) et du HCl, selon lequel le HgCl2 est soumis à la pyrolyse en présence de nickel comme catalyseur.
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