KR20090067856A - 코크오븐가스에 함유된 황화수소 제거용 아연페라이트촉매의 제조방법 - Google Patents
코크오븐가스에 함유된 황화수소 제거용 아연페라이트촉매의 제조방법 Download PDFInfo
- Publication number
- KR20090067856A KR20090067856A KR1020070135660A KR20070135660A KR20090067856A KR 20090067856 A KR20090067856 A KR 20090067856A KR 1020070135660 A KR1020070135660 A KR 1020070135660A KR 20070135660 A KR20070135660 A KR 20070135660A KR 20090067856 A KR20090067856 A KR 20090067856A
- Authority
- KR
- South Korea
- Prior art keywords
- hydrogen sulfide
- coke oven
- oven gas
- pellets
- sodium carbonate
- Prior art date
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/80—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with zinc, cadmium or mercury
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/74—Iron group metals
- B01J23/745—Iron
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
- B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/08—Heat treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Catalysts (AREA)
Abstract
Description
Claims (2)
- 코크스 제조과정에서 발생하는 COG(코크오븐가스)중의 황화수소를 제거하기 위한 건식반응의 촉매를 제조하는 방법에 있어서,산화철 분말과 산화아연 분말에 탄산나트륨 분말을 혼합하여 통상의 방법으로 펠렛을 제조하는 단계; 및제조된 펠렛을 열처리로에서 질소분위기에서 950-1050℃로 열처리하여 아연페라이트 펠렛을 제조 하는 단계;를 포함하는 것을 특징으로 하는 코크오븐가스에 함유된 황화수소 제거용 아연페라이트 촉매의 제조방법
- 제1항에 있어서,상기 펠렛을 제조하는 단계에서 Fe/Zn비를 2로 한 전체 중량에 탄산나트륨 분말을 2% 이상을 첨가하는 것을 특징으로 하는 코크오븐가스에 함유된 황화수소 제거용 아연페라이트 촉매의 제조방법
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070135660A KR100961394B1 (ko) | 2007-12-21 | 2007-12-21 | 코크오븐가스에 함유된 황화수소 제거용 아연페라이트촉매의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070135660A KR100961394B1 (ko) | 2007-12-21 | 2007-12-21 | 코크오븐가스에 함유된 황화수소 제거용 아연페라이트촉매의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090067856A true KR20090067856A (ko) | 2009-06-25 |
KR100961394B1 KR100961394B1 (ko) | 2010-06-07 |
Family
ID=40995525
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070135660A KR100961394B1 (ko) | 2007-12-21 | 2007-12-21 | 코크오븐가스에 함유된 황화수소 제거용 아연페라이트촉매의 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100961394B1 (ko) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101223846B1 (ko) * | 2010-12-28 | 2013-01-17 | 재단법인 포항산업과학연구원 | 황화수소 제거제에 의한 황화수소 제거 방법 |
WO2013059460A1 (en) * | 2011-10-18 | 2013-04-25 | Baker Hughes Incorporated | Method for reducing hydrogen sulfide evolution from asphalt and heavy fuel oils sulfide evolution from asphalt and heavy fuel oils |
KR101403805B1 (ko) * | 2012-09-04 | 2014-06-11 | 재단법인 포항산업과학연구원 | 코크 오븐 가스에 함유된 산성가스 제거용 촉매 및 이의 제조방법 |
KR102119503B1 (ko) * | 2018-12-12 | 2020-06-16 | 주식회사 포스코 | Cog 중 황화수소를 제거할 수 있는 반응촉매제 제조 방법 |
KR20220085267A (ko) * | 2020-12-15 | 2022-06-22 | 재단법인 포항산업과학연구원 | 농안수로부터 황화수소(h2s) 및 시안화수소(hcn)를 동시에 제거하는 방법 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102063651B1 (ko) | 2016-03-28 | 2020-01-08 | 주식회사 엘지화학 | 아연 페라이트 촉매의 제조방법 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4732888A (en) * | 1986-05-15 | 1988-03-22 | Amax Inc. | Durable zinc ferrite sorbent pellets for hot coal gas desulfurization |
-
2007
- 2007-12-21 KR KR1020070135660A patent/KR100961394B1/ko active IP Right Grant
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101223846B1 (ko) * | 2010-12-28 | 2013-01-17 | 재단법인 포항산업과학연구원 | 황화수소 제거제에 의한 황화수소 제거 방법 |
WO2013059460A1 (en) * | 2011-10-18 | 2013-04-25 | Baker Hughes Incorporated | Method for reducing hydrogen sulfide evolution from asphalt and heavy fuel oils sulfide evolution from asphalt and heavy fuel oils |
US9068128B2 (en) | 2011-10-18 | 2015-06-30 | Baker Hughes Incorporated | Method for reducing hydrogen sulfide evolution from asphalt and heavy fuel oils |
US9334448B2 (en) | 2011-10-18 | 2016-05-10 | Baker Hughes Incorporated | Method for reducing hydrogen sulfide evolution from asphalt and heavy fuel oils |
KR101403805B1 (ko) * | 2012-09-04 | 2014-06-11 | 재단법인 포항산업과학연구원 | 코크 오븐 가스에 함유된 산성가스 제거용 촉매 및 이의 제조방법 |
KR102119503B1 (ko) * | 2018-12-12 | 2020-06-16 | 주식회사 포스코 | Cog 중 황화수소를 제거할 수 있는 반응촉매제 제조 방법 |
KR20220085267A (ko) * | 2020-12-15 | 2022-06-22 | 재단법인 포항산업과학연구원 | 농안수로부터 황화수소(h2s) 및 시안화수소(hcn)를 동시에 제거하는 방법 |
WO2022131778A1 (ko) * | 2020-12-15 | 2022-06-23 | 재단법인 포항산업과학연구원 | 농안수로부터 황화수소(h2s) 및 시안화수소(hcn)를 동시에 제거하는 방법 |
Also Published As
Publication number | Publication date |
---|---|
KR100961394B1 (ko) | 2010-06-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100961394B1 (ko) | 코크오븐가스에 함유된 황화수소 제거용 아연페라이트촉매의 제조방법 | |
CN104096585B (zh) | 低温催化氧化二氧化硫的炭基脱硫催化剂及其制备与应用 | |
Gu et al. | Enhanced removal of COS from blast furnace gas via catalytic hydrolysis over Al2O3-based catalysts: Insight into the role of alkali metal hydroxide | |
US10864511B2 (en) | Methods of producing ferrihydrite nanoparticle slurries, and systems and products employing the same | |
CN110876883B (zh) | 脱除气体中硫化氢的湿式氧化还原的方法 | |
CN113289583A (zh) | 一种负载金属氧化物的活性炭脱硫剂及其制备方法和应用 | |
Yi et al. | The adsorption and transformation of SO2, H2S and NH3 by using sludge gasification ash: Effects of Fenton oxidation and CaO pre-conditioning | |
KR101351317B1 (ko) | 코크스 오븐 가스 및 제철 부생가스를 이용한 환원가스의 제조방법 | |
CN105435806A (zh) | 一种脱氧与有机硫加氢转化双功能催化剂及其制备和应用 | |
CN104415652A (zh) | 一种脱除气体中硫化氢和羰基硫的方法 | |
US4008169A (en) | Preparation of iron oxide sorbent for sulfur oxides | |
KR100653046B1 (ko) | 화학반응 촉매에 의한 황화수소 제거방법 | |
CN101785966A (zh) | 一种烟气中no的高级氧化方法及装置 | |
CN112999843A (zh) | 一种含硫化氢和有机硫排放气的净化工艺 | |
KR101403805B1 (ko) | 코크 오븐 가스에 함유된 산성가스 제거용 촉매 및 이의 제조방법 | |
KR101110553B1 (ko) | 코크 오븐 가스에 함유된 황화수소의 제거방법 | |
CA1294113C (en) | Sulfur recovery process using metal oxide absorber feed for regeneration | |
CN103768913A (zh) | 一种脱除气体中硫化氢和硫醇的方法 | |
KR20100110232A (ko) | 저온 질소산화물 제거 방법 | |
WO2004080588A1 (ja) | 脱硫剤及びその製造方法、脱硫方法並びに燃料電池用水素の製造方法 | |
KR101223846B1 (ko) | 황화수소 제거제에 의한 황화수소 제거 방법 | |
CN107694321B (zh) | 一种常温负载型锰硫化氢精脱除剂、其制备方法及应用 | |
CN101455936B (zh) | 一种基于热炭还原的烟气脱硫方法 | |
KR100879707B1 (ko) | H₂s 와 nh₃를 동시에 제거하기 위한 몰리브덴계촉매―흡수제 및 그의 제조방법 | |
KR102119503B1 (ko) | Cog 중 황화수소를 제거할 수 있는 반응촉매제 제조 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
AMND | Amendment | ||
E902 | Notification of reason for refusal | ||
AMND | Amendment | ||
E601 | Decision to refuse application | ||
J201 | Request for trial against refusal decision | ||
AMND | Amendment | ||
B601 | Maintenance of original decision after re-examination before a trial | ||
S901 | Examination by remand of revocation | ||
GRNO | Decision to grant (after opposition) | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20130528 Year of fee payment: 4 |
|
FPAY | Annual fee payment |
Payment date: 20140516 Year of fee payment: 5 |
|
FPAY | Annual fee payment |
Payment date: 20150513 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20160525 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20170518 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20180511 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20190514 Year of fee payment: 10 |