JPS4828422B1 - - Google Patents
Info
- Publication number
- JPS4828422B1 JPS4828422B1 JP44100165A JP10016569A JPS4828422B1 JP S4828422 B1 JPS4828422 B1 JP S4828422B1 JP 44100165 A JP44100165 A JP 44100165A JP 10016569 A JP10016569 A JP 10016569A JP S4828422 B1 JPS4828422 B1 JP S4828422B1
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
- C07C273/04—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds from carbon dioxide and ammonia
-
- 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
- Y02P20/141—Feedstock
-
- 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
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Lead Frames For Integrated Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2513168 | 1968-12-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS4828422B1 true JPS4828422B1 (de) | 1973-09-01 |
Family
ID=11215793
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP44100165A Pending JPS4828422B1 (de) | 1968-12-16 | 1969-12-15 |
Country Status (19)
Country | Link |
---|---|
JP (1) | JPS4828422B1 (de) |
AT (1) | AT305303B (de) |
BE (1) | BE743187A (de) |
BR (1) | BR6915202D0 (de) |
CA (1) | CA975797A (de) |
CH (1) | CH507213A (de) |
CS (1) | CS152343B2 (de) |
DE (1) | DE1962862A1 (de) |
DK (1) | DK145081C (de) |
ES (1) | ES374565A1 (de) |
FR (1) | FR2026261A1 (de) |
GB (1) | GB1268430A (de) |
IE (1) | IE33879B1 (de) |
LU (1) | LU60025A1 (de) |
NL (1) | NL169465C (de) |
NO (1) | NO135868C (de) |
RO (1) | RO59626A (de) |
YU (1) | YU39894B (de) |
ZM (1) | ZM17669A1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53102724A (en) * | 1977-02-18 | 1978-09-07 | Matsushita Electric Ind Co Ltd | Magnetic head and its manufacture |
JPS5575833U (de) * | 1978-11-15 | 1980-05-24 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE787832A (fr) * | 1971-09-02 | 1973-02-22 | Stamicarbon | Procede pour la preparation d'uree |
JPS61109760A (ja) * | 1984-11-02 | 1986-05-28 | Toyo Eng Corp | 尿素製造法 |
EP3233792B1 (de) | 2014-12-18 | 2019-09-04 | Stamicarbon B.V. | Verfahren zur herstellung von harnstoff |
-
1969
- 1969-11-14 GB GB56005/69A patent/GB1268430A/en not_active Expired
- 1969-12-08 NL NLAANVRAGE6918420,A patent/NL169465C/xx not_active IP Right Cessation
- 1969-12-09 ZM ZM176/69A patent/ZM17669A1/xx unknown
- 1969-12-09 IE IE1653/69A patent/IE33879B1/xx unknown
- 1969-12-11 YU YU3104/69A patent/YU39894B/xx unknown
- 1969-12-12 AT AT1160069A patent/AT305303B/de not_active IP Right Cessation
- 1969-12-15 NO NO4946/69A patent/NO135868C/no unknown
- 1969-12-15 DE DE19691962862 patent/DE1962862A1/de active Pending
- 1969-12-15 DK DK662269A patent/DK145081C/da active
- 1969-12-15 ES ES374565A patent/ES374565A1/es not_active Expired
- 1969-12-15 JP JP44100165A patent/JPS4828422B1/ja active Pending
- 1969-12-15 CA CA069,917A patent/CA975797A/en not_active Expired
- 1969-12-16 BE BE743187D patent/BE743187A/xx not_active IP Right Cessation
- 1969-12-16 BR BR215202/69A patent/BR6915202D0/pt unknown
- 1969-12-16 CH CH1869269A patent/CH507213A/fr not_active IP Right Cessation
- 1969-12-16 RO RO61877A patent/RO59626A/ro unknown
- 1969-12-16 LU LU60025D patent/LU60025A1/xx unknown
- 1969-12-16 FR FR6943429A patent/FR2026261A1/fr not_active Withdrawn
- 1969-12-16 CS CS8294A patent/CS152343B2/cs unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53102724A (en) * | 1977-02-18 | 1978-09-07 | Matsushita Electric Ind Co Ltd | Magnetic head and its manufacture |
JPS5575833U (de) * | 1978-11-15 | 1980-05-24 |
Also Published As
Publication number | Publication date |
---|---|
AT305303B (de) | 1973-02-26 |
GB1268430A (en) | 1972-03-29 |
CH507213A (fr) | 1971-05-15 |
ZM17669A1 (en) | 1970-05-18 |
BR6915202D0 (pt) | 1973-03-08 |
FR2026261A1 (de) | 1970-09-18 |
DK145081B (da) | 1982-08-23 |
BE743187A (de) | 1970-05-28 |
IE33879B1 (en) | 1974-11-27 |
NL169465B (nl) | 1982-02-16 |
CA975797A (en) | 1975-10-07 |
NO135868B (de) | 1977-03-07 |
RO59626A (de) | 1976-08-15 |
YU310469A (en) | 1982-02-28 |
DE1962862A1 (de) | 1970-07-02 |
DK145081C (da) | 1983-01-31 |
CS152343B2 (de) | 1973-12-19 |
ES374565A1 (es) | 1972-01-01 |
YU39894B (en) | 1985-06-30 |
LU60025A1 (de) | 1970-02-16 |
IE33879L (en) | 1970-06-16 |
NL169465C (nl) | 1982-07-16 |
NO135868C (de) | 1977-06-15 |
NL6918420A (de) | 1970-06-18 |