KR850004089A - 포름알데히드 생성기체로 부터 페열회수 방법 - Google Patents
포름알데히드 생성기체로 부터 페열회수 방법 Download PDFInfo
- Publication number
- KR850004089A KR850004089A KR1019840006978A KR840006978A KR850004089A KR 850004089 A KR850004089 A KR 850004089A KR 1019840006978 A KR1019840006978 A KR 1019840006978A KR 840006978 A KR840006978 A KR 840006978A KR 850004089 A KR850004089 A KR 850004089A
- Authority
- KR
- South Korea
- Prior art keywords
- formaldehyde
- waste heat
- product gas
- gas
- heat recovery
- Prior art date
Links
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 title claims 19
- 239000007789 gas Substances 0.000 title claims 7
- 239000002918 waste heat Substances 0.000 title claims 4
- 238000011084 recovery Methods 0.000 title 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims 3
- 238000010521 absorption reaction Methods 0.000 claims 2
- 239000007864 aqueous solution Substances 0.000 claims 1
- 238000006555 catalytic reaction Methods 0.000 claims 1
- 239000008098 formaldehyde solution Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 239000000243 solution Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B1/00—Methods of steam generation characterised by form of heating method
- F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
- F22B1/18—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/37—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
- C07C45/38—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups being a primary hydroxyl group
-
- 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
-
- 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)
- Engineering & Computer Science (AREA)
- Sustainable Energy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Gas Separation By Absorption (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 단계를 보여주는 유통도이다.
Claims (2)
- 뜨거운 포름알데히드를 함유하는 생성기체 교환열은 폐열보일러에서 가압수와 더불어 메탄올과 공기의 촉매 반응에 의해 얻어지고, 스팀을 발생시키고, 포름알데히드 흡수 컬럼으로 생성기체를 유입시키고, 수용액 속으로 포름알데히드를 흡수하고, 흡수 컬럼의 바닥으로 부터 회수된 포름알데히드 수용액과 더불어 공급 기체 급습기를 위한 재순환 용액과 열 교환함을 특징으로 하는 포름알데히드 생성기체로부터 폐열을 회수하기 위한 방법.
- 제1항에 있어서, 뜨거운 포름알데히드를 포함하는 생성기체는 폐열 보일러에서 열 교환에 의해 생성기체의 이슬점 이상의 온도로 냉각됨을 특징으로 하는 방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP208686/83 | 1983-11-07 | ||
| JP58208686A JPS60101401A (ja) | 1983-11-07 | 1983-11-07 | ホルムアルデヒド生成ガスの廃熱回収法 |
| JP58-208686 | 1983-11-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR850004089A true KR850004089A (ko) | 1985-07-01 |
| KR880000049B1 KR880000049B1 (ko) | 1988-02-20 |
Family
ID=16560387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019840006978A KR880000049B1 (ko) | 1983-11-07 | 1984-11-07 | 포름알데히드 생성가스의 페열회수 방법 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4691060A (ko) |
| JP (1) | JPS60101401A (ko) |
| KR (1) | KR880000049B1 (ko) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2103193B1 (es) * | 1995-05-16 | 1998-04-01 | Patentes Novedades Sa | Procedimiento para la preparacion en continuo de soluciones acuosas de formaldehido. |
| US6472566B2 (en) * | 1998-03-31 | 2002-10-29 | Ticona Gmbh | Apparatus for the preparation of formaldehyde from methanol |
| CN104829438B (zh) * | 2015-04-01 | 2016-08-24 | 田宝峰 | 一种甲醛生产方法及装置 |
| CN111253229B (zh) * | 2020-03-31 | 2022-08-30 | 山东明化新材料有限公司 | 甲醛吡啶双氧水联产方法 |
| WO2021220150A2 (en) * | 2020-04-28 | 2021-11-04 | University of Maribor | The process of removing formaldehyde and volatile organic compounds from waste industrial gases |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH441261A (de) * | 1962-06-08 | 1967-08-15 | Stamicarbon | Verfahren zum Absorbieren von Formaldehyd aus formaldehydhaltigem Gas |
| JPS4820527B1 (ko) * | 1969-11-04 | 1973-06-21 | ||
| JPS5422245B2 (ko) * | 1973-05-30 | 1979-08-06 | ||
| JPS5315306A (en) * | 1976-07-26 | 1978-02-13 | Mitsui Toatsu Chem Inc | Recovery of exhaust heat from formaldehyde-containing gaseous product |
| JPS5315307A (en) * | 1976-07-27 | 1978-02-13 | Mitsui Toatsu Chem Inc | Recovery of waste heat from formaldehyde gas |
| US4358623A (en) * | 1981-07-23 | 1982-11-09 | Celanese Corporation | Process for catalytically converting methanol to formaldehyde |
| US4450301A (en) * | 1982-10-21 | 1984-05-22 | Celanese Corporation | Process for converting methanol to formaldehyde |
-
1983
- 1983-11-07 JP JP58208686A patent/JPS60101401A/ja active Granted
-
1984
- 1984-11-07 KR KR1019840006978A patent/KR880000049B1/ko not_active IP Right Cessation
-
1986
- 1986-11-25 US US06/931,990 patent/US4691060A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0371602B2 (ko) | 1991-11-13 |
| US4691060A (en) | 1987-09-01 |
| JPS60101401A (ja) | 1985-06-05 |
| KR880000049B1 (ko) | 1988-02-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| E902 | Notification of reason for refusal | ||
| G160 | Decision to publish patent application | ||
| E701 | Decision to grant or registration of patent right | ||
| GRNT | Written decision to grant | ||
| FPAY | Annual fee payment |
Payment date: 19960216 Year of fee payment: 9 |
|
| LAPS | Lapse due to unpaid annual fee |