ES410294A1 - Process for the preparation of silver base catalyst - Google Patents

Process for the preparation of silver base catalyst

Info

Publication number
ES410294A1
ES410294A1 ES410294A ES410294A ES410294A1 ES 410294 A1 ES410294 A1 ES 410294A1 ES 410294 A ES410294 A ES 410294A ES 410294 A ES410294 A ES 410294A ES 410294 A1 ES410294 A1 ES 410294A1
Authority
ES
Spain
Prior art keywords
preparation
silver
base catalyst
silver base
electrolysis
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES410294A
Other languages
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SnamProgetti SpA
Original Assignee
SnamProgetti SpA
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 SnamProgetti SpA filed Critical SnamProgetti SpA
Publication of ES410294A1 publication Critical patent/ES410294A1/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D301/00—Preparation of oxiranes
    • C07D301/02—Synthesis of the oxirane ring
    • C07D301/03—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
    • C07D301/04—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen
    • C07D301/08—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase
    • C07D301/10—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase with catalysts containing silver or gold
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/48—Silver or gold
    • B01J23/50—Silver
    • 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
    • B01J37/348—Electrochemical processes, e.g. electrochemical deposition or anodisation
    • 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
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen

Abstract

Procedure for the preparation of silver-based catalysts, by means of electrochemical silver deposition, characterized in that the electrolysis of silver compounds is carried out and the silver is separated from the cathode as it is formed. (Machine-translation by Google Translate, not legally binding)
ES410294A 1971-12-28 1972-12-21 Process for the preparation of silver base catalyst Expired ES410294A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT33010/71A IT944424B (en) 1971-12-28 1971-12-28 PROCEDURE FOR THE PREPARATION OF SILVER-BASED CATALYSTS

Publications (1)

Publication Number Publication Date
ES410294A1 true ES410294A1 (en) 1976-01-01

Family

ID=11236250

Family Applications (1)

Application Number Title Priority Date Filing Date
ES410294A Expired ES410294A1 (en) 1971-12-28 1972-12-21 Process for the preparation of silver base catalyst

Country Status (23)

Country Link
US (1) US3843491A (en)
JP (1) JPS5511895B2 (en)
AR (1) AR196221A1 (en)
AT (1) AT333702B (en)
AU (1) AU476492B2 (en)
BE (1) BE792890A (en)
BR (1) BR7208712D0 (en)
CA (1) CA1028276A (en)
CH (1) CH556915A (en)
CS (1) CS162787B2 (en)
DD (1) DD103269A5 (en)
DE (1) DE2263883C3 (en)
ES (1) ES410294A1 (en)
FR (1) FR2186541B1 (en)
GB (1) GB1400758A (en)
HU (1) HU165610B (en)
IT (1) IT944424B (en)
LU (1) LU66759A1 (en)
NL (1) NL7217691A (en)
RO (1) RO58869A (en)
TR (1) TR17434A (en)
YU (1) YU36103B (en)
ZA (1) ZA727973B (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2715856C2 (en) * 1977-04-06 1984-04-12 Duval Corp., 77002 Houston, Tex. Method and device for the continuous extraction of metals, in particular copper, in the form of a particulate crystalline material
US4302319A (en) * 1978-08-16 1981-11-24 Katsyguri Ijybi Continuous electrolytic treatment of circulating washings in the plating process and an apparatus therefor
NL8503090A (en) * 1985-11-11 1987-06-01 Harshaw Chemie Bv METHOD FOR PREPARING MOUNTED CATALYST SYSTEMS
JPH04131393A (en) * 1990-09-21 1992-05-06 Power Reactor & Nuclear Fuel Dev Corp Method and device for recovering palladium by electrolysis method
US5413987A (en) * 1994-01-24 1995-05-09 Midwest Research Institute Preparation of superconductor precursor powders
US5462647A (en) * 1994-09-09 1995-10-31 Midwest Research Institute Preparation of lead-zirconium-titanium film and powder by electrodeposition
US5785837A (en) * 1996-01-02 1998-07-28 Midwest Research Institute Preparation of transparent conductors ferroelectric memory materials and ferrites
AU8784198A (en) * 1997-08-15 1999-03-08 Sachem, Inc. Electrosynthesis of hydroxylammonium salts and hydroxylamine using a mediator, acatalytic film, methods of making the catalytic film, and electrosynthesis of c ompounds using the catalytic film
US6024855A (en) * 1997-08-15 2000-02-15 Sachem, Inc. Electrosynthesis of hydroxylammonium salts and hydroxylamine using a mediator
AU2001229798A1 (en) * 2000-01-10 2001-07-24 Michael John Sole Removal of metals from solution
CN101579889B (en) * 2009-06-05 2010-10-13 黎永健 Ceramic powder feeding device and feeding method thereof
EP2573213B1 (en) * 2011-09-23 2017-10-25 Covestro Deutschland AG Oxygen-consuming electrode and method for its production
EP2573210B1 (en) * 2011-09-23 2016-10-26 Covestro Deutschland AG Oxygen-consuming electrode and method for its production
CN103060854A (en) * 2013-01-11 2013-04-24 东南大学 Method for electrochemical synthesis of colloidal silver solution
DE102014204372A1 (en) 2014-03-11 2015-09-17 Bayer Materialscience Ag Process for the preparation of catalytically active powders of metallic silver or of mixtures of metallic silver with silver oxide for the production of gas diffusion electrodes
RU2558325C1 (en) * 2014-06-17 2015-07-27 Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Национальный исследовательский технологический университет "МИСиС" Electrolytic production of fine dispersed silver powders
CN104492428B (en) * 2014-11-28 2016-09-14 东莞市莞信企业管理咨询有限公司 A kind of Nano tube of zirconium dioxide of silver-doped or bismuth and its production and use

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB501278A (en) * 1937-08-21 1939-02-21 Bataafsche Petroleum Process for manufacturing catalysts and for bringing about catalytic reactions therewith

Also Published As

Publication number Publication date
DE2263883B2 (en) 1974-10-10
DD103269A5 (en) 1974-01-12
JPS5511895B2 (en) 1980-03-28
BR7208712D0 (en) 1973-09-20
TR17434A (en) 1975-07-23
AT333702B (en) 1976-12-10
NL7217691A (en) 1973-07-02
ATA1110772A (en) 1976-04-15
US3843491A (en) 1974-10-22
DE2263883C3 (en) 1975-05-28
FR2186541A1 (en) 1974-01-11
CS162787B2 (en) 1975-07-15
CA1028276A (en) 1978-03-21
DE2263883A1 (en) 1973-07-19
CH556915A (en) 1974-12-13
AR196221A1 (en) 1973-12-10
GB1400758A (en) 1975-07-23
YU36103B (en) 1982-02-25
LU66759A1 (en) 1973-02-27
RO58869A (en) 1975-11-15
FR2186541B1 (en) 1976-01-30
JPS4873387A (en) 1973-10-03
YU325672A (en) 1981-04-30
AU476492B2 (en) 1976-09-23
BE792890A (en) 1973-03-30
IT944424B (en) 1973-04-20
AU4866372A (en) 1974-05-09
ZA727973B (en) 1973-09-26
HU165610B (en) 1974-09-28

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19840227