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NL161509C - METHOD FOR PREPARING POWDER SILVER BY ELECTROLYSIS, AND SILVER-BASED CATALYST. - Google Patents

METHOD FOR PREPARING POWDER SILVER BY ELECTROLYSIS, AND SILVER-BASED CATALYST.

Info

Publication number
NL161509C
NL161509C NL7210498.A NL7210498A NL161509C NL 161509 C NL161509 C NL 161509C NL 7210498 A NL7210498 A NL 7210498A NL 161509 C NL161509 C NL 161509C
Authority
NL
Netherlands
Prior art keywords
silver
electrolysis
based catalyst
preparing powder
preparing
Prior art date
Application number
NL7210498.A
Other languages
Dutch (nl)
Other versions
NL161509B (en
NL7210498A (en
Original Assignee
Snam Progetti
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 Snam Progetti filed Critical Snam Progetti
Publication of NL7210498A publication Critical patent/NL7210498A/xx
Publication of NL161509B publication Critical patent/NL161509B/en
Application granted granted Critical
Publication of NL161509C publication Critical patent/NL161509C/en

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
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C5/00—Electrolytic production, recovery or refining of metal powders or porous metal masses
    • C25C5/02—Electrolytic production, recovery or refining of metal powders or porous metal masses from solutions
    • 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
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Plasma & Fusion (AREA)
  • Toxicology (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Catalysts (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
  • Electroplating Methods And Accessories (AREA)
NL7210498.A 1971-07-31 1972-07-31 METHOD FOR PREPARING POWDER SILVER BY ELECTROLYSIS, AND SILVER-BASED CATALYST. NL161509C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2702271 1971-07-31

Publications (3)

Publication Number Publication Date
NL7210498A NL7210498A (en) 1973-02-02
NL161509B NL161509B (en) 1979-09-17
NL161509C true NL161509C (en) 1980-02-15

Family

ID=11220791

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7210498.A NL161509C (en) 1971-07-31 1972-07-31 METHOD FOR PREPARING POWDER SILVER BY ELECTROLYSIS, AND SILVER-BASED CATALYST.

Country Status (25)

Country Link
US (1) US3836436A (en)
JP (1) JPS5639932B1 (en)
AT (1) AT322514B (en)
AU (1) AU470570B2 (en)
BE (1) BE786623A (en)
BR (1) BR7205136D0 (en)
CA (1) CA1005388A (en)
CH (1) CH545653A (en)
CS (1) CS168601B2 (en)
DD (1) DD98211A5 (en)
DE (1) DE2237574C3 (en)
DK (1) DK141277B (en)
ES (1) ES405711A1 (en)
FR (1) FR2148028B1 (en)
GB (1) GB1393689A (en)
LU (1) LU65795A1 (en)
NL (1) NL161509C (en)
NO (1) NO131776C (en)
PL (1) PL82002B1 (en)
RO (1) RO61157A (en)
SE (1) SE371938B (en)
SU (1) SU444351A3 (en)
TR (1) TR18002A (en)
YU (1) YU34574B (en)
ZA (1) ZA725196B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2520219C3 (en) * 1975-05-07 1983-02-24 Basf Ag, 6700 Ludwigshafen Process for the production of formaldehyde
SE8504290L (en) * 1985-09-16 1987-03-17 Boliden Ab PROCEDURE FOR SELECTIVE EXTRACTION OF LEAD FROM COMPLEX SULFIDE ORE
US5413987A (en) * 1994-01-24 1995-05-09 Midwest Research Institute Preparation of superconductor precursor powders
EP0672765B1 (en) * 1994-03-14 1999-06-30 Studiengesellschaft Kohle mbH Electrochemical reduction of metal salts as a method of preparing highly dispersed metal colloids and substrate fixed metal clusters by electrochemical reduction of metal salts
US5462647A (en) * 1994-09-09 1995-10-31 Midwest Research Institute Preparation of lead-zirconium-titanium film and powder by electrodeposition
WO1996028249A1 (en) * 1995-03-15 1996-09-19 Basf Aktiengesellschaft Process for preparing phosphorus-doped silver catalysts
US5785837A (en) * 1996-01-02 1998-07-28 Midwest Research Institute Preparation of transparent conductors ferroelectric memory materials and ferrites
DE19835481A1 (en) * 1998-08-07 2000-02-17 Bayer Ag Process for the oxidation of hydrocarbons
DE19912896A1 (en) * 1999-03-23 2000-09-28 Daimler Chrysler Ag Process for producing a catalyst
RU2255150C1 (en) * 2003-12-04 2005-06-27 Федеральное государственное унитарное предприятие "Научное конструкторско-технологическое бюро "Феррит" Silver powder production method
PL377451A1 (en) * 2005-10-05 2007-04-16 Instytut Wysokich Ciśnień PAN Methods of reaction leading, chemical reactor
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

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2216167A (en) * 1936-08-24 1940-10-01 Gen Metals Powder Company Method of producing metal powders
SU129447A1 (en) * 1959-09-15 1959-11-30 В.И. Семерюк The method of electrolytically obtaining silver powder from insoluble compounds
DE1188822B (en) * 1964-04-24 1965-03-11 Agfa Ag Method and device for the electrolytic recovery of silver from used photographic processing fluids

Also Published As

Publication number Publication date
NL161509B (en) 1979-09-17
FR2148028B1 (en) 1976-01-16
GB1393689A (en) 1975-05-07
YU34574B (en) 1979-10-31
SU444351A3 (en) 1974-09-25
SE371938B (en) 1974-12-09
AU4447272A (en) 1974-01-17
CA1005388A (en) 1977-02-15
NL7210498A (en) 1973-02-02
DE2237574C3 (en) 1975-02-27
CS168601B2 (en) 1976-06-29
TR18002A (en) 1976-08-20
AT322514B (en) 1975-05-26
BE786623A (en) 1973-01-24
BR7205136D0 (en) 1973-06-14
DK141277C (en) 1980-08-11
CH545653A (en) 1974-02-15
AU470570B2 (en) 1976-03-18
DE2237574B2 (en) 1974-07-04
JPS5639932B1 (en) 1981-09-17
DK141277B (en) 1980-02-18
ZA725196B (en) 1973-04-25
US3836436A (en) 1974-09-17
PL82002B1 (en) 1975-10-31
FR2148028A1 (en) 1973-03-11
NO131776B (en) 1975-04-21
LU65795A1 (en) 1972-11-28
YU191272A (en) 1979-04-30
RO61157A (en) 1977-01-15
ES405711A1 (en) 1975-09-01
DD98211A5 (en) 1973-06-12
DE2237574A1 (en) 1973-02-22
NO131776C (en) 1975-07-30

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Information provided on patent owner name for an already discontinued patent

Owner name: SNAM PROGETTI