NL6901213A - - Google Patents
Info
- Publication number
- NL6901213A NL6901213A NL6901213A NL6901213A NL6901213A NL 6901213 A NL6901213 A NL 6901213A NL 6901213 A NL6901213 A NL 6901213A NL 6901213 A NL6901213 A NL 6901213A NL 6901213 A NL6901213 A NL 6901213A
- Authority
- NL
- Netherlands
Links
Classifications
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- 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
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/04—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
- C07D307/06—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to ring carbon atoms
- C07D307/08—Preparation of tetrahydrofuran
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Furan Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP396468 | 1968-01-25 | ||
JP43034357A JPS4830271B1 (sv) | 1968-05-23 | 1968-05-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
NL6901213A true NL6901213A (sv) | 1969-07-29 |
NL147730B NL147730B (nl) | 1975-11-17 |
Family
ID=26337644
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6901213A NL147730B (nl) | 1968-01-25 | 1969-01-24 | Werkwijze voor het katalytisch hydrogeneren van barnsteenzuur- of maleinezuuranhydride tot tetrahydrofuran en gamma-butyrolacton. |
Country Status (3)
Country | Link |
---|---|
FR (1) | FR2000705A1 (sv) |
GB (1) | GB1226292A (sv) |
NL (1) | NL147730B (sv) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1587198A (en) * | 1976-11-23 | 1981-04-01 | Ucb Sa | Process for the production of butane-1,4 diol and tetrahydrofuran |
DE4009029A1 (de) * | 1990-03-21 | 1991-09-26 | Basf Ag | Verfahren zur herstellung von 1,4-butandiol |
GB0117090D0 (en) * | 2001-07-12 | 2001-09-05 | Kvaerner Process Tech Ltd | Process |
GB201318175D0 (en) | 2013-10-14 | 2013-11-27 | Johnson Matthey Davy Technologies Ltd | Process |
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1969
- 1969-01-22 FR FR6901116A patent/FR2000705A1/fr not_active Withdrawn
- 1969-01-22 GB GB1226292D patent/GB1226292A/en not_active Expired
- 1969-01-24 NL NL6901213A patent/NL147730B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE1901870A1 (de) | 1969-09-11 |
GB1226292A (sv) | 1971-03-24 |
FR2000705A1 (sv) | 1969-09-12 |
DE1901870B2 (de) | 1975-11-27 |
NL147730B (nl) | 1975-11-17 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
VJC | Lapsed due to non-payment of the due maintenance fee for the patent or patent application | ||
NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: MITSUBISHI |