KR950011649A - 티탄 용기에서의 부식 억제제로서의 철염의 용도 - Google Patents
티탄 용기에서의 부식 억제제로서의 철염의 용도 Download PDFInfo
- Publication number
- KR950011649A KR950011649A KR1019940026492A KR19940026492A KR950011649A KR 950011649 A KR950011649 A KR 950011649A KR 1019940026492 A KR1019940026492 A KR 1019940026492A KR 19940026492 A KR19940026492 A KR 19940026492A KR 950011649 A KR950011649 A KR 950011649A
- Authority
- KR
- South Korea
- Prior art keywords
- iron
- ppm
- concentration
- aqueous mixture
- iron salt
- Prior art date
- 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.)
- Ceased
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/04—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in markedly acid liquids
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Investigating And Analyzing Materials By Characteristic Methods (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/139,248 US5338375A (en) | 1993-10-18 | 1993-10-18 | Use of iron salts as corrosion inhibitors in titanium vessels |
| US139,248 | 1993-10-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR950011649A true KR950011649A (ko) | 1995-05-15 |
Family
ID=22485759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019940026492A Ceased KR950011649A (ko) | 1993-10-18 | 1994-10-17 | 티탄 용기에서의 부식 억제제로서의 철염의 용도 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US5338375A (https=) |
| EP (1) | EP0648864B1 (https=) |
| JP (1) | JPH07118883A (https=) |
| KR (1) | KR950011649A (https=) |
| CN (1) | CN1041332C (https=) |
| CA (1) | CA2122976A1 (https=) |
| DE (1) | DE69401695T2 (https=) |
| TW (1) | TW256859B (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI222958B (en) * | 1999-09-27 | 2004-11-01 | Mitsubishi Gas Chemical Co | Method for producing hydrocyanic acid synthesis catalyst |
| US7029541B2 (en) * | 2002-01-24 | 2006-04-18 | Pavco, Inc. | Trivalent chromate conversion coating |
| CN117947420A (zh) * | 2024-01-22 | 2024-04-30 | 珠海市裕洲环保科技有限公司 | 一种中粗化微蚀剂及其制备方法与应用 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1012474A (fr) * | 1949-10-04 | 1952-07-10 | Electro Chimie Soc D | Procédé pour empêcher les aciers inoxydables d'être corrodés par l'acide sulfurique |
| FR1182531A (fr) * | 1957-09-10 | 1959-06-25 | Poor & Co | Procédé pour le décapage acide de métaux et produits utilisés pour la mise en oeuvre de ce procédé |
| US4298404A (en) * | 1979-09-06 | 1981-11-03 | Richardson Chemical Company | Chromium-free or low-chromium metal surface passivation |
| FR2476146A1 (fr) * | 1980-02-20 | 1981-08-21 | Solvay | Bain pour l'elimination d'une pellicule de magnetite d'une surface metallique |
| FR2578271A1 (fr) * | 1985-03-04 | 1986-09-05 | Solvay | Bains et procede pour le polissage chimique de surfaces en acier. |
| US5160632A (en) * | 1992-03-11 | 1992-11-03 | Nalco Chemical Company | Cyanide removal from coke oven wash waters |
-
1993
- 1993-10-18 US US08/139,248 patent/US5338375A/en not_active Expired - Fee Related
-
1994
- 1994-05-05 CA CA002122976A patent/CA2122976A1/en not_active Abandoned
- 1994-06-08 CN CN94106540A patent/CN1041332C/zh not_active Expired - Fee Related
- 1994-06-10 TW TW083105268A patent/TW256859B/zh active
- 1994-06-15 DE DE69401695T patent/DE69401695T2/de not_active Expired - Fee Related
- 1994-06-15 EP EP94304316A patent/EP0648864B1/en not_active Expired - Lifetime
- 1994-08-30 JP JP6227408A patent/JPH07118883A/ja not_active Ceased
- 1994-10-17 KR KR1019940026492A patent/KR950011649A/ko not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| DE69401695D1 (de) | 1997-03-20 |
| EP0648864B1 (en) | 1997-02-05 |
| EP0648864A1 (en) | 1995-04-19 |
| JPH07118883A (ja) | 1995-05-09 |
| DE69401695T2 (de) | 1997-09-11 |
| CA2122976A1 (en) | 1995-04-19 |
| US5338375A (en) | 1994-08-16 |
| CN1106863A (zh) | 1995-08-16 |
| CN1041332C (zh) | 1998-12-23 |
| TW256859B (https=) | 1995-09-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19941017 |
|
| PG1501 | Laying open of application | ||
| A201 | Request for examination | ||
| PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 19991016 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 19941017 Comment text: Patent Application |
|
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20010712 Patent event code: PE09021S01D |
|
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20020219 Patent event code: PE09021S01D |
|
| E601 | Decision to refuse application | ||
| PE0601 | Decision on rejection of patent |
Patent event date: 20020914 Comment text: Decision to Refuse Application Patent event code: PE06012S01D Patent event date: 20020219 Comment text: Notification of reason for refusal Patent event code: PE06011S01I Patent event date: 20010712 Comment text: Notification of reason for refusal Patent event code: PE06011S01I |
|
| J201 | Request for trial against refusal decision | ||
| PJ0201 | Trial against decision of rejection |
Patent event date: 20021015 Comment text: Request for Trial against Decision on Refusal Patent event code: PJ02012R01D Patent event date: 20020914 Comment text: Decision to Refuse Application Patent event code: PJ02011S01I Appeal kind category: Appeal against decision to decline refusal Decision date: 20040716 Appeal identifier: 2002101003879 Request date: 20021015 |
|
| J301 | Trial decision |
Free format text: TRIAL DECISION FOR APPEAL AGAINST DECISION TO DECLINE REFUSAL REQUESTED 20021015 Effective date: 20040716 |
|
| PJ1301 | Trial decision |
Patent event code: PJ13011S01D Patent event date: 20040720 Comment text: Trial Decision on Objection to Decision on Refusal Appeal kind category: Appeal against decision to decline refusal Request date: 20021015 Decision date: 20040716 Appeal identifier: 2002101003879 |
|
| PS0901 | Examination by remand of revocation | ||
| S901 | Examination by remand of revocation | ||
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20040907 Patent event code: PE09021S01D |
|
| PS0601 | Decision to reject again after remand of revocation |
Patent event date: 20050103 Comment text: Decision to Refuse Application Patent event code: PS06013S01D Patent event date: 20040907 Comment text: Notification of reason for refusal Patent event code: PS06012S01I Patent event date: 20040806 Comment text: Notice of Trial Decision (Remand of Revocation) Patent event code: PS06011S01I Patent event date: 20020219 Comment text: Notification of reason for refusal Patent event code: PS06012S01I Patent event date: 20010712 Comment text: Notification of reason for refusal Patent event code: PS06012S01I |
|
| S601 | Decision to reject again after remand of revocation |