JPS5041850A - - Google Patents

Info

Publication number
JPS5041850A
JPS5041850A JP49087443A JP8744374A JPS5041850A JP S5041850 A JPS5041850 A JP S5041850A JP 49087443 A JP49087443 A JP 49087443A JP 8744374 A JP8744374 A JP 8744374A JP S5041850 A JPS5041850 A JP S5041850A
Authority
JP
Japan
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.)
Pending
Application number
JP49087443A
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
Priority claimed from DE19732339343 external-priority patent/DE2339343C3/de
Application filed filed Critical
Publication of JPS5041850A publication Critical patent/JPS5041850A/ja
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D315/00—Heterocyclic compounds containing rings having one oxygen atom as the only ring hetero atom according to more than one of groups C07D303/00 - C07D313/00
    • 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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/85—Chromium, molybdenum or tungsten
    • B01J23/86—Chromium
    • B01J23/868—Chromium copper and chromium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Furan Compounds (AREA)
  • Catalysts (AREA)
JP49087443A 1973-08-03 1974-07-30 Pending JPS5041850A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732339343 DE2339343C3 (de) 1973-08-03 Verfahren zur Herstellung von gamma-Butyrolacton

Publications (1)

Publication Number Publication Date
JPS5041850A true JPS5041850A (ja) 1975-04-16

Family

ID=5888789

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49087443A Pending JPS5041850A (ja) 1973-08-03 1974-07-30

Country Status (8)

Country Link
US (1) US3948805A (ja)
JP (1) JPS5041850A (ja)
BE (1) BE818434A (ja)
CA (1) CA1033753A (ja)
FR (1) FR2239466B3 (ja)
GB (1) GB1459335A (ja)
IT (1) IT1017881B (ja)
NL (1) NL7409819A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2348045A (en) * 1999-03-17 2000-09-20 Mitsubishi Electric Corp Adjusting head switching point of a rotary head

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD123746A5 (ja) * 1975-01-15 1977-01-12
DE2553761A1 (de) * 1975-11-29 1977-06-02 Hoechst Ag Verfahren zur katalytischen herstellung von gamma-butyrolacton
DE2642533C2 (de) * 1976-09-22 1985-08-22 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von gamma- Butyrolacton aus Maleinsäureanhydrid
GB8717989D0 (en) * 1987-07-29 1987-09-03 Davy Mckee Ltd Catalyst
US4810807A (en) * 1987-10-13 1989-03-07 The Standard Oil Company Hydrogenation of maleic anhydride to tetrahydrofuran
GB8809587D0 (en) * 1988-04-22 1988-05-25 Ucb Sa Process for making gamma-butyrolactone
DE4326692A1 (de) * 1993-08-10 1995-02-16 Akzo Nobel Nv Verfahren zur Herstellung von gamma-Butyrolacton
US5473086A (en) * 1995-01-17 1995-12-05 The Standard Oil Co. Process for the hydrogenation of maleic acid to 1,4-butanediol
US5698749A (en) * 1995-09-06 1997-12-16 The Standard Oil Company Catalysts for the hydrogenation of aqueous maleic acid to 1,4-butanediol
WO2006101079A1 (ja) * 2005-03-24 2006-09-28 Idemitsu Kosan Co., Ltd. 脱硫剤及びこれを用いた脱硫方法
US7538060B2 (en) * 2007-02-14 2009-05-26 Eastman Chemical Company Palladium-copper chromite hydrogenation catalysts

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL134685C (ja) * 1960-06-08
US3113138A (en) * 1961-12-20 1963-12-03 Fmc Corp Preparation of butyrolactone
DE1668348A1 (de) * 1966-12-29 1972-03-30 Kao Corp Verfahren zur Herstellung von gamma-Butyrolacton
FR1549174A (ja) * 1967-01-04 1968-12-13
US3480684A (en) * 1967-08-21 1969-11-25 Rowland C Hansford Dehydrocyclization process and catalyst
US3803055A (en) * 1968-01-17 1974-04-09 Huels Chemische Werke Ag Catalyst for preparing saturated alcohols
US3767595A (en) * 1971-10-28 1973-10-23 Grace W R & Co Process for producing copper chromite catalysts

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2348045A (en) * 1999-03-17 2000-09-20 Mitsubishi Electric Corp Adjusting head switching point of a rotary head
GB2348045B (en) * 1999-03-17 2001-03-21 Mitsubishi Electric Corp Magnetic recording and reproducing apparatus and method of adjusting the head-switching point therein

Also Published As

Publication number Publication date
GB1459335A (en) 1976-12-22
NL7409819A (nl) 1975-02-05
US3948805A (en) 1976-04-06
BE818434A (fr) 1975-02-03
DE2339343B2 (de) 1975-11-27
FR2239466B3 (ja) 1977-06-03
FR2239466A1 (ja) 1975-02-28
CA1033753A (en) 1978-06-27
DE2339343A1 (de) 1975-03-27
IT1017881B (it) 1977-08-10

Similar Documents

Publication Publication Date Title
AU476761B2 (ja)
AU465372B2 (ja)
AU474593B2 (ja)
AU474511B2 (ja)
AU474838B2 (ja)
AU465453B2 (ja)
AU465434B2 (ja)
AU471343B2 (ja)
AU450229B2 (ja)
FR2239466B3 (ja)
AU476714B2 (ja)
AU472848B2 (ja)
AU476696B2 (ja)
AU466283B2 (ja)
AU477823B2 (ja)
AU447540B2 (ja)
AU461342B2 (ja)
AU476873B1 (ja)
AU471461B2 (ja)
AU477824B2 (ja)
CH559333A5 (ja)
BG18638A1 (ja)
AU479458A (ja)
CH1812073A4 (ja)
CH1633473A4 (ja)