JPS5029489A - - Google Patents
Info
- Publication number
- JPS5029489A JPS5029489A JP49016888A JP1688874A JPS5029489A JP S5029489 A JPS5029489 A JP S5029489A JP 49016888 A JP49016888 A JP 49016888A JP 1688874 A JP1688874 A JP 1688874A JP S5029489 A JPS5029489 A JP S5029489A
- 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
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/04—Purification or separation of nitrogen
-
- 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
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7302051A SE7302051L (fi) | 1973-02-14 | ||
| SE7314966A SE384357B (sv) | 1973-11-05 | 1973-11-05 | Sett att ur luft utvinna svavelfri kvevgas med lag syrehalt samt anordning herfor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5029489A true JPS5029489A (fi) | 1975-03-25 |
Family
ID=26656343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP49016888A Pending JPS5029489A (fi) | 1973-02-14 | 1974-02-13 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5029489A (fi) |
| DE (1) | DE2406317A1 (fi) |
| FR (1) | FR2217271A1 (fi) |
| NL (1) | NL7401561A (fi) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59156707A (ja) * | 1983-02-25 | 1984-09-06 | 大日コンクリ−ト工業株式会社 | 凹凸模様を有するコンクリ−ト柱の製造方法 |
| JPS6034808A (ja) * | 1983-08-05 | 1985-02-22 | 日本高圧コンクリ−ト株式会社 | 合成杭の製造方法 |
| JPS6146239A (ja) * | 1984-08-09 | 1986-03-06 | Ngk Insulators Ltd | 雰囲気ガス製造装置 |
| JPS61149425A (ja) * | 1984-12-25 | 1986-07-08 | Ngk Insulators Ltd | 雰囲気ガス製造方法とその装置 |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ZA805552B (en) * | 1979-09-14 | 1981-09-30 | Jingado Ltd | Gas generator |
| GB8823986D0 (en) * | 1988-10-13 | 1988-11-23 | Secr Defence | Apparatus to provide oxygen-free gas |
| BR9304731A (pt) * | 1992-11-17 | 1994-08-02 | Praxair Technology Inc | Processo e sistema para a produção de uma atmosfera protetora para operações em forno |
| US5320818A (en) * | 1992-12-22 | 1994-06-14 | Air Products And Chemicals, Inc. | Deoxygenation of non-cryogenically produced nitrogen with a hydrocarbon |
| FR2823449B1 (fr) * | 2001-04-13 | 2004-07-09 | Inst Francais Du Petrole | Procede d'elimination d'oxygene d'un gaz contenant du gaz carbonique |
-
1974
- 1974-02-05 NL NL7401561A patent/NL7401561A/xx unknown
- 1974-02-09 DE DE19742406317 patent/DE2406317A1/de active Pending
- 1974-02-13 JP JP49016888A patent/JPS5029489A/ja active Pending
- 1974-02-13 FR FR7404802A patent/FR2217271A1/fr not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59156707A (ja) * | 1983-02-25 | 1984-09-06 | 大日コンクリ−ト工業株式会社 | 凹凸模様を有するコンクリ−ト柱の製造方法 |
| JPH0233485B2 (fi) * | 1983-02-25 | 1990-07-27 | Dainichi Konkuriito Kogyo Kk | |
| JPS6034808A (ja) * | 1983-08-05 | 1985-02-22 | 日本高圧コンクリ−ト株式会社 | 合成杭の製造方法 |
| JPS6146239A (ja) * | 1984-08-09 | 1986-03-06 | Ngk Insulators Ltd | 雰囲気ガス製造装置 |
| JPS61149425A (ja) * | 1984-12-25 | 1986-07-08 | Ngk Insulators Ltd | 雰囲気ガス製造方法とその装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2406317A1 (de) | 1974-08-22 |
| FR2217271A1 (en) | 1974-09-06 |
| NL7401561A (fi) | 1974-08-16 |