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Vitrified Porcelain Microspheres With Excellent Properties And High Crushing Strength And Low Fracturing Cost |
| Create: 09/05/2017 |
| Expired Date: | 09/05/2019 |
| Category: | Ore&Mineral&Mining |
| Message: | Vitrified Porcelain Microspheres With Excellent Properties And High Crushing Strength And Low Fracturing Cost,High Strength Vitrified Porcelain Ball Proppants url:http://www.zhongkeyalitech.com |
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| City: | WEIFANG[CN]
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| Location: |
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