ITMI20060731A1 - Disamalgamatore per celle a catodo di mercurio per l'elettrolisi di cloruri alcalini - Google Patents

Disamalgamatore per celle a catodo di mercurio per l'elettrolisi di cloruri alcalini

Info

Publication number
ITMI20060731A1
ITMI20060731A1 IT000731A ITMI20060731A ITMI20060731A1 IT MI20060731 A1 ITMI20060731 A1 IT MI20060731A1 IT 000731 A IT000731 A IT 000731A IT MI20060731 A ITMI20060731 A IT MI20060731A IT MI20060731 A1 ITMI20060731 A1 IT MI20060731A1
Authority
IT
Italy
Prior art keywords
amalgam
cells
mercury
catodo
baler
Prior art date
Application number
IT000731A
Other languages
English (en)
Inventor
Raffaello Bertin
Giovanni Meneghini
Original Assignee
De Nora Elettrodi S P A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by De Nora Elettrodi S P A filed Critical De Nora Elettrodi S P A
Priority to IT000731A priority Critical patent/ITMI20060731A1/it
Priority to PE2007000432A priority patent/PE20080045A1/es
Priority to EP07728030A priority patent/EP2007927B1/en
Priority to DE602007002184T priority patent/DE602007002184D1/de
Priority to ES07728030T priority patent/ES2332672T3/es
Priority to AT07728030T priority patent/ATE440978T1/de
Priority to PL07728030T priority patent/PL2007927T3/pl
Priority to MX2008013072A priority patent/MX2008013072A/es
Priority to BRPI0710125-2A priority patent/BRPI0710125A2/pt
Priority to PCT/EP2007/053563 priority patent/WO2007116094A2/en
Publication of ITMI20060731A1 publication Critical patent/ITMI20060731A1/it
Priority to US12/249,396 priority patent/US8062712B2/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
    • C25B1/36—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in mercury cathode cells
    • C25B1/42—Decomposition of amalgams
    • C25B1/44—Decomposition of amalgams with the aid of catalysts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/30—Loose or shaped packing elements, e.g. Raschig rings or Berl saddles, for pouring into the apparatus for mass or heat transfer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/20—Carbon compounds
    • B01J27/22—Carbides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0215—Coating
    • B01J37/0225—Coating of metal substrates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/34—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation
    • B01J37/349—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation making use of flames, plasmas or lasers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
    • B01J8/0242—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid flow within the bed being predominantly vertical
    • B01J8/025—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid flow within the bed being predominantly vertical in a cylindrical shaped bed
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
    • C25B9/005—Amalgam decomposition cells
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00796—Details of the reactor or of the particulate material
    • B01J2208/00884—Means for supporting the bed of particles, e.g. grids, bars, perforated plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/02—Processes carried out in the presence of solid particles; Reactors therefor with stationary particles
    • B01J2208/023—Details
    • B01J2208/024—Particulate material
    • B01J2208/025—Two or more types of catalyst
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/30—Details relating to random packing elements
    • B01J2219/302—Basic shape of the elements
    • B01J2219/30215—Toroid or ring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/30—Details relating to random packing elements
    • B01J2219/302—Basic shape of the elements
    • B01J2219/30223—Cylinder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/30—Details relating to random packing elements
    • B01J2219/304—Composition or microstructure of the elements
    • B01J2219/30408—Metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/30—Details relating to random packing elements
    • B01J2219/304—Composition or microstructure of the elements
    • B01J2219/30475—Composition or microstructure of the elements comprising catalytically active material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/30—Details relating to random packing elements
    • B01J2219/318—Manufacturing aspects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/20—Carbon compounds
    • B01J27/22—Carbides
    • B01J27/224—Silicon carbide
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B11/00—Obtaining noble metals
    • C22B11/10—Obtaining noble metals by amalgamating
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/22—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B43/00—Obtaining mercury
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Toxicology (AREA)
  • Inorganic Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Catalysts (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
IT000731A 2006-04-12 2006-04-12 Disamalgamatore per celle a catodo di mercurio per l'elettrolisi di cloruri alcalini ITMI20060731A1 (it)

Priority Applications (11)

Application Number Priority Date Filing Date Title
IT000731A ITMI20060731A1 (it) 2006-04-12 2006-04-12 Disamalgamatore per celle a catodo di mercurio per l'elettrolisi di cloruri alcalini
PE2007000432A PE20080045A1 (es) 2006-04-12 2007-04-10 Descomponedor de amalgama para celdas de catodo de mercurio para electrolisis de cloruros alcalinos
AT07728030T ATE440978T1 (de) 2006-04-12 2007-04-12 Amalgamzersetzungsvorrichtung für quecksilberkathodenzellen für die alkalichloridelektrolyse
DE602007002184T DE602007002184D1 (de) 2006-04-12 2007-04-12 Amalgamzersetzungsvorrichtung für quecksilberkathodenzellen für die alkalichloridelektrolyse
ES07728030T ES2332672T3 (es) 2006-04-12 2007-04-12 Desintegrador de amalgama destinado a cubas con catodo de mercurio para la electrolisis de cloruros alcalinos.
EP07728030A EP2007927B1 (en) 2006-04-12 2007-04-12 Amalgam decomposer for mercury cathode cells for alkali chloride electrolysis
PL07728030T PL2007927T3 (pl) 2006-04-12 2007-04-12 Aparat do rozkładu amalgamatu dla wanien elektrolitycznych z katodą rtęciową do elektrolizy chlorków alkalicznych
MX2008013072A MX2008013072A (es) 2006-04-12 2007-04-12 Descomponedor de amalgama para celdas de electrolisis de cloruros alcalinos de catodo de mercurio.
BRPI0710125-2A BRPI0710125A2 (pt) 2006-04-12 2007-04-12 decomponente de amálgama para células de cátodo de mercúrio para eletrólise de cloretos alcalinos
PCT/EP2007/053563 WO2007116094A2 (en) 2006-04-12 2007-04-12 Amalgam decomposer for mercury cathode cells for alkali chloride electrolysis
US12/249,396 US8062712B2 (en) 2006-04-12 2008-10-10 Amalgam decomposer for mercury cathode cells for alkali chloride electrolysis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000731A ITMI20060731A1 (it) 2006-04-12 2006-04-12 Disamalgamatore per celle a catodo di mercurio per l'elettrolisi di cloruri alcalini

Publications (1)

Publication Number Publication Date
ITMI20060731A1 true ITMI20060731A1 (it) 2007-10-13

Family

ID=38510445

Family Applications (1)

Application Number Title Priority Date Filing Date
IT000731A ITMI20060731A1 (it) 2006-04-12 2006-04-12 Disamalgamatore per celle a catodo di mercurio per l'elettrolisi di cloruri alcalini

Country Status (11)

Country Link
US (1) US8062712B2 (it)
EP (1) EP2007927B1 (it)
AT (1) ATE440978T1 (it)
BR (1) BRPI0710125A2 (it)
DE (1) DE602007002184D1 (it)
ES (1) ES2332672T3 (it)
IT (1) ITMI20060731A1 (it)
MX (1) MX2008013072A (it)
PE (1) PE20080045A1 (it)
PL (1) PL2007927T3 (it)
WO (1) WO2007116094A2 (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10913667B2 (en) * 2017-12-08 2021-02-09 Westech Engineering, Inc. Multi-media clarification systems and methods

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2423351A (en) * 1943-02-01 1947-07-01 Mathieson Alkali Works Inc Apparatus for amalgam decomposition
BE581152A (it) * 1958-07-29
DE1917714A1 (de) * 1968-12-19 1970-09-03 Elektrochemisches Kom Bitterfe Verfahren zur Beschleunigung der Zersetzung von Natriumamalgam in Zersetzern von Quecksilberzellen
US3606359A (en) * 1969-08-08 1971-09-20 Ramsey Corp Tungsten carbide coated piston rings
SU385911A1 (ru) * 1970-07-27 1973-06-14 Способ активирования насадки для разложения амальгам
SU431107A1 (ru) * 1970-07-27 1974-06-05 В. Н. Антонов, Л. И. Антропов, М. Н. Вайнштейн, Ю. П. Гейд, А. Ю. Ноэль, В. Г. Приходченко, Г. В. Самсонов , А. П. Эпик Способ получения насадки для разложения амальгам щелочных металлов
US3981490A (en) * 1973-05-11 1976-09-21 Vyzkumny Ustav Anorganicke Chemie Apparatus for decomposing alkali metal amalgams
US3875039A (en) * 1974-05-29 1975-04-01 Vyzk Ustav Anorgan Chem Apparatus for decomposing amalgams
IT1113803B (it) * 1977-12-05 1986-01-27 Oronzio De Nora Impianti Nuovi materiali catalitici per la decomposizione di amalgame di metalli alcalini
US5262133A (en) * 1991-02-11 1993-11-16 Occidental Chemical Corporation Method of denuding sodium mercury amalgam and producing sodium alcoholates

Also Published As

Publication number Publication date
PE20080045A1 (es) 2008-03-18
DE602007002184D1 (de) 2009-10-08
EP2007927B1 (en) 2009-08-26
MX2008013072A (es) 2008-10-27
WO2007116094A2 (en) 2007-10-18
PL2007927T3 (pl) 2010-01-29
BRPI0710125A2 (pt) 2011-08-02
ES2332672T3 (es) 2010-02-10
US8062712B2 (en) 2011-11-22
ATE440978T1 (de) 2009-09-15
US20090038956A1 (en) 2009-02-12
EP2007927A2 (en) 2008-12-31
WO2007116094A3 (en) 2008-01-24

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