JPS4740621B1 - - Google Patents
Info
- Publication number
- JPS4740621B1 JPS4740621B1 JP4402068A JP4402068A JPS4740621B1 JP S4740621 B1 JPS4740621 B1 JP S4740621B1 JP 4402068 A JP4402068 A JP 4402068A JP 4402068 A JP4402068 A JP 4402068A JP S4740621 B1 JPS4740621 B1 JP S4740621B1
- 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
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4402068A JPS4740621B1 (ko) | 1968-06-25 | 1968-06-25 | |
| DE19691917089 DE1917089C3 (de) | 1968-04-02 | 1969-04-02 | Vorrichtung zur Reinigung von kristallinen Stubstanzen |
| FR6910067A FR2005399A1 (ko) | 1968-04-02 | 1969-04-02 | |
| GB1225711D GB1225711A (ko) | 1968-04-02 | 1969-04-02 | |
| US00076123A US3770386A (en) | 1968-04-02 | 1970-09-28 | Apparatus for purifying crystals comprising a stirrer with fins forming a discontinuous spiral |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4402068A JPS4740621B1 (ko) | 1968-06-25 | 1968-06-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4740621B1 true JPS4740621B1 (ko) | 1972-10-14 |
Family
ID=12679968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4402068A Pending JPS4740621B1 (ko) | 1968-04-02 | 1968-06-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4740621B1 (ko) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001014290A1 (fr) * | 1999-08-23 | 2001-03-01 | Kureha Kagaku Kogyo K.K. | Dispositif et procede de purification d'un cristal |
| JP2001278877A (ja) * | 2000-03-31 | 2001-10-10 | Kureha Chem Ind Co Ltd | 環状エステルの精製方法 |
| JP2006069959A (ja) * | 2004-09-02 | 2006-03-16 | Kureha Engineering Co Ltd | 結晶精製方法及びそのための装置 |
| US7342130B2 (en) | 2005-12-06 | 2008-03-11 | Nippon Shokubai Co., Ltd. | Method for producing acrylic acid |
| WO2009133813A1 (ja) | 2008-04-27 | 2009-11-05 | 株式会社日本触媒 | アクリル酸の製造方法ならびにその製造方法を用いた親水性樹脂の製造方法および吸水性樹脂の製造方法 |
-
1968
- 1968-06-25 JP JP4402068A patent/JPS4740621B1/ja active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001014290A1 (fr) * | 1999-08-23 | 2001-03-01 | Kureha Kagaku Kogyo K.K. | Dispositif et procede de purification d'un cristal |
| JP2001278877A (ja) * | 2000-03-31 | 2001-10-10 | Kureha Chem Ind Co Ltd | 環状エステルの精製方法 |
| JP4565208B2 (ja) * | 2000-03-31 | 2010-10-20 | 株式会社クレハ | グリコリドの精製方法 |
| JP2006069959A (ja) * | 2004-09-02 | 2006-03-16 | Kureha Engineering Co Ltd | 結晶精製方法及びそのための装置 |
| US7342130B2 (en) | 2005-12-06 | 2008-03-11 | Nippon Shokubai Co., Ltd. | Method for producing acrylic acid |
| WO2009133813A1 (ja) | 2008-04-27 | 2009-11-05 | 株式会社日本触媒 | アクリル酸の製造方法ならびにその製造方法を用いた親水性樹脂の製造方法および吸水性樹脂の製造方法 |