DD96643A5 - - Google Patents

Info

Publication number
DD96643A5
DD96643A5 DD159256A DD15925671A DD96643A5 DD 96643 A5 DD96643 A5 DD 96643A5 DD 159256 A DD159256 A DD 159256A DD 15925671 A DD15925671 A DD 15925671A DD 96643 A5 DD96643 A5 DD 96643A5
Authority
DD
German Democratic Republic
Application number
DD159256A
Inventor
R P Nielsen
Original Assignee
Shell Int Research
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 Shell Int Research filed Critical Shell Int Research
Publication of DD96643A5 publication Critical patent/DD96643A5/xx

Links

Classifications

    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Epoxy Compounds (AREA)
DD159256A 1970-12-02 1971-11-30 DD96643A5 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US9426970A 1970-12-02 1970-12-02
US9436670A 1970-12-02 1970-12-02

Publications (1)

Publication Number Publication Date
DD96643A5 true DD96643A5 (en) 1973-04-05

Family

ID=26788686

Family Applications (1)

Application Number Title Priority Date Filing Date
DD159256A DD96643A5 (en) 1970-12-02 1971-11-30

Country Status (16)

Country Link
JP (1) JPS5522146B1 (en)
AU (1) AU458053B2 (en)
BE (1) BE775697A (en)
CA (1) CA1004214A (en)
CH (1) CH587080A5 (en)
CS (1) CS191201B2 (en)
DD (1) DD96643A5 (en)
DE (1) DE2159346C3 (en)
FR (1) FR2117183A5 (en)
GB (1) GB1369639A (en)
IE (1) IE35857B1 (en)
IT (1) IT941880B (en)
NL (1) NL171237C (en)
NO (1) NO130419B (en)
SE (1) SE374279B (en)
SU (2) SU490278A3 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2418712A1 (en) * 1974-04-18 1975-10-30 Nischne Tagil Silver catalyst for oxidation of methanol to formaldehyde - prepd. by impregnating carrier with complex silver ion soln. and reducing

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL172326C (en) * 1972-12-15 1984-02-16 Shell Int Research PROCESS FOR PREPARING ETHYLENE OXIDE, PROCESS FOR PREPARING A CATALYST USED THEREIN, AND PRODUCTS FORMED, CONTAINING THIS CATALYST.
GB1517608A (en) * 1975-12-29 1978-07-12 Texaco Development Corp Silver catalyst for ethylene epoxidation
US4097414A (en) * 1976-08-30 1978-06-27 Texaco Development Corp. Modified ethylene oxide catalyst and a process for its preparation
FR2432023A2 (en) * 1978-04-28 1980-02-22 Ugine Kuhlmann SILVER-BASED CATALYSTS FOR THE PRODUCTION OF ETHYLENE OXIDE
JPS57168253U (en) * 1981-04-18 1982-10-23
JPS5895665U (en) * 1981-12-23 1983-06-29 株式会社リコー Foto Katsupura
US4690913A (en) * 1984-08-21 1987-09-01 Mitsubishi Petrochemical Co., Ltd. Silver catalyst for production of ethylene oxide from ethylene and process for producing the catalyst
JPS61114862U (en) * 1984-12-28 1986-07-19
DE3528313A1 (en) * 1985-08-07 1987-02-12 Basf Ag SILVER CATALYST, ITS PRODUCTION AND USE
JPH0678271B2 (en) * 1986-07-12 1994-10-05 三菱油化株式会社 Method for producing silver oxalate
DE3937247A1 (en) * 1989-11-09 1991-05-16 Huels Chemische Werke Ag Silver catalyst for oxidn. of ethylene to ethylene oxide - by pptn. of silver on porous, heat-resistant support so concn. of silver at surface is higher than inside particles
EP0428845B2 (en) * 1989-11-09 1998-12-23 Hüls Aktiengesellschaft Silver catalyst for the oxidation of ethylene and process for its preparation
US5173469A (en) * 1989-11-09 1992-12-22 Huels Aktiengesellschaft Silver catalyst suitable for oxidation of ethylene and process for the production of the catalyst
DE10131297A1 (en) 2001-06-29 2003-01-09 Basf Ag Production of partial (ammo)oxidation products of an olefinic hydrocarbon, useful for acrolein/acrylic acid from propane, comprises intermittent supplementation of olefin from another source.
DE10232482A1 (en) 2002-07-17 2004-01-29 Basf Ag Process for the safe operation of a continuous heterogeneously catalyzed gas phase partial oxidation of at least one organic compound
US7115776B2 (en) 2002-07-18 2006-10-03 Basf Aktiengesellschaft Heterogeneously catalyzed gas-phase partial oxidation of at least one organic compound
US6958414B2 (en) 2002-12-16 2005-10-25 Basf Aktiengesellschaft Preparation of at least one organic compound by heterogeneously catalyzed partial gas-phase oxidation
EP1687249B1 (en) 2003-08-06 2009-12-02 Basf Se Method for operating a continuous heterogeneously catalysed gas-phase partial oxidation of at least one organic compound
BRPI0509632B1 (en) 2004-05-07 2015-09-08 Basf Aktiengesellschaft process for loading contact tubes from a contact tube bundle in a structured manner
DE102004025445A1 (en) 2004-05-19 2005-02-10 Basf Ag Gas-phase partial oxidation of an organic compound on a heterogeneous catalyst comprises counteracting deactivation of the catalyst by increasing the gas pressure
US7439389B2 (en) 2005-03-01 2008-10-21 Basf Aktiengesellschaft Process for preparing at least one organic target compound by heterogeneously catalyzed gas phase partial oxidation
DE102006000996A1 (en) 2006-01-05 2007-07-12 Basf Ag Heterogeneously catalyzed gas phase partial oxidation of organic compound in fixed catalyst bed involves recovering quality of catalyst bed by replacing its portion, with a catalyst having activity lower than that of the replaced catalyst
EP1734030A1 (en) 2006-01-18 2006-12-20 BASF Aktiengesellschaft Method for long term operation of a heterogeneously catalysed gas phase partial oxidation of an organic educt
DE102007004961A1 (en) 2007-01-26 2008-07-31 Basf Se Preparing a catalyst molded body, useful e.g. to prepare catalyst for gas phase partial oxidation of an organic compound, comprises molding a precursor mixture to a desired geometry, using graphite, and thermally treating the molded body
DE102007017080A1 (en) 2007-04-10 2008-10-16 Basf Se Method for feeding a longitudinal section of a contact tube
DE102007025869A1 (en) 2007-06-01 2008-07-03 Basf Se To service tube bundle of gas-phase hydrocarbon oxidation reactor immediately prior to re-charging with fresh bed of catalyst solids, they are brushed internally
DE102007028333A1 (en) 2007-06-15 2008-12-18 Basf Se Method for introducing a subset taken from at least one production batch of annular shell catalysts K into a reaction tube of a tube bundle reactor
DE102007028332A1 (en) 2007-06-15 2008-12-18 Basf Se A method for feeding a reactor with a fixed catalyst bed comprising at least annular shaped catalyst bodies K.
DE102012212437A1 (en) 2012-07-16 2014-01-16 Basf Se Process for the preparation of acrylic acid from ethylene oxide and carbon monoxide

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2459896A (en) * 1945-01-18 1949-01-25 Schwarz George Silver impregnation
US2773844A (en) * 1953-06-12 1956-12-11 Shell Dev Method for making supported silver catalysts
US3147154A (en) * 1961-05-25 1964-09-01 Texaco Inc Method of depositing metal-containing material onto an extended surface
GB1020759A (en) * 1961-10-02 1966-02-23 Halcon International Inc Olefin oxidation process and catalyst therefor
US3423328A (en) * 1965-11-22 1969-01-21 Engelhard Ind Inc Silver-barium catalyst
GB1170663A (en) * 1967-03-22 1969-11-12 Shell Int Research Process for preparing Silver Catalysts
GB1257352A (en) * 1968-04-24 1971-12-15

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2418712A1 (en) * 1974-04-18 1975-10-30 Nischne Tagil Silver catalyst for oxidation of methanol to formaldehyde - prepd. by impregnating carrier with complex silver ion soln. and reducing

Also Published As

Publication number Publication date
AU458053B2 (en) 1975-02-20
SE374279B (en) 1975-03-03
IE35857L (en) 1972-06-02
AU3631471A (en) 1973-06-07
SU490278A3 (en) 1975-10-30
FR2117183A5 (en) 1972-07-21
CH587080A5 (en) 1977-04-29
DE2159346A1 (en) 1972-06-08
BE775697A (en) 1972-05-23
NL7116246A (en) 1972-06-06
NL171237C (en) 1983-03-01
NO130419B (en) 1974-09-02
CS191201B2 (en) 1979-06-29
IE35857B1 (en) 1976-06-09
JPS5522146B1 (en) 1980-06-14
IT941880B (en) 1973-03-10
GB1369639A (en) 1974-10-09
DE2159346B2 (en) 1977-09-15
SU540554A3 (en) 1976-12-25
NL171237B (en) 1982-10-01
CA1004214A (en) 1977-01-25
DE2159346C3 (en) 1982-06-03

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