BE728222A - - Google Patents
Info
- Publication number
- BE728222A BE728222A BE728222DA BE728222A BE 728222 A BE728222 A BE 728222A BE 728222D A BE728222D A BE 728222DA BE 728222 A BE728222 A BE 728222A
- Authority
- BE
- Belgium
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D207/04—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D207/08—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon radicals, substituted by hetero atoms, attached to ring carbon atoms
- C07D207/09—Radicals substituted by nitrogen atoms, not forming part of a nitro radical
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J3/00—Diaphragms; Bellows; Bellows pistons
- F16J3/04—Bellows
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR140293 | 1968-02-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE728222A true BE728222A (zh) | 1969-08-11 |
Family
ID=8646139
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE728222D BE728222A (zh) | 1968-02-16 | 1969-02-11 |
Country Status (8)
Country | Link |
---|---|
BE (1) | BE728222A (zh) |
BR (1) | BR6906451D0 (zh) |
CH (1) | CH490378A (zh) |
ES (1) | ES363661A1 (zh) |
FR (1) | FR1580165A (zh) |
LU (1) | LU57995A1 (zh) |
MC (1) | MC750A1 (zh) |
OA (1) | OA02992A (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2229692A1 (en) * | 1973-05-18 | 1974-12-13 | Step Ste Civile Monegasque | 2-Aminomethyl-pyrrolidines obtd. from 3-hydroxy piperidines - by halogenation, reaction with potassium phthalimide and liberation with a strong base |
-
1968
- 1968-02-16 FR FR140293A patent/FR1580165A/fr not_active Expired
-
1969
- 1969-02-10 OA OA53501A patent/OA02992A/xx unknown
- 1969-02-11 BE BE728222D patent/BE728222A/xx not_active IP Right Cessation
- 1969-02-13 LU LU57995D patent/LU57995A1/xx unknown
- 1969-02-13 CH CH219169A patent/CH490378A/fr not_active IP Right Cessation
- 1969-02-13 MC MC807A patent/MC750A1/xx unknown
- 1969-02-14 BR BR206451/69A patent/BR6906451D0/pt unknown
- 1969-02-14 ES ES363661A patent/ES363661A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES363661A1 (es) | 1971-01-01 |
MC750A1 (fr) | 1969-10-17 |
CH490378A (fr) | 1970-05-15 |
FR1580165A (zh) | 1969-09-05 |
OA02992A (fr) | 1970-12-15 |
LU57995A1 (zh) | 1969-09-18 |
BR6906451D0 (pt) | 1973-01-16 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: SOC. D ETUDES SCIENTIFIQUES ET INDUSTRIELLES DE Effective date: 19870228 |