CN102996448A - 一种循环水冷式罗茨风机 - Google Patents
一种循环水冷式罗茨风机 Download PDFInfo
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- CN102996448A CN102996448A CN2012104191422A CN201210419142A CN102996448A CN 102996448 A CN102996448 A CN 102996448A CN 2012104191422 A CN2012104191422 A CN 2012104191422A CN 201210419142 A CN201210419142 A CN 201210419142A CN 102996448 A CN102996448 A CN 102996448A
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CN201210419142.2A CN102996448B (zh) | 2012-10-29 | 2012-10-29 | 一种循环水冷式罗茨风机 |
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CN201210419142.2A CN102996448B (zh) | 2012-10-29 | 2012-10-29 | 一种循环水冷式罗茨风机 |
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CN102996448A true CN102996448A (zh) | 2013-03-27 |
CN102996448B CN102996448B (zh) | 2015-12-09 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104295500A (zh) * | 2014-09-26 | 2015-01-21 | 无锡考特威星机械有限公司 | 一种罗兹风机冷却消音集装装置 |
CN109973386A (zh) * | 2019-03-16 | 2019-07-05 | 山东瑞拓鼓风机有限公司 | 空气悬浮蒸汽压缩机 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6245992A (ja) * | 1985-08-23 | 1987-02-27 | Anretsuto:Kk | 真空用多段連結型ル−ツブロワ−の冷却装置 |
JP2004324465A (ja) * | 2003-04-22 | 2004-11-18 | Ito Engineering Co Ltd | 軸部冷却構造を具えた空圧機械 |
CN201041157Y (zh) * | 2007-05-18 | 2008-03-26 | 长沙鼓风机厂有限责任公司 | 罗茨鼓风机机组 |
CN201144806Y (zh) * | 2007-10-24 | 2008-11-05 | 山东省章丘鼓风机厂有限公司 | 一种罗茨鼓风机机组 |
CN201193610Y (zh) * | 2008-04-29 | 2009-02-11 | 无锡市四方真空设备有限公司 | 闭式循环罗茨泵水环泵真空机组 |
CN201368028Y (zh) * | 2009-01-15 | 2009-12-23 | 山东省章丘鼓风机股份有限公司 | 一种智能罗茨鼓风机机组 |
CN202273865U (zh) * | 2011-10-26 | 2012-06-13 | 长沙鼓风机厂有限责任公司 | 一种水冷却罗茨鼓风机 |
CN202900653U (zh) * | 2012-10-29 | 2013-04-24 | 南通荣恒环保设备有限公司 | 一种循环水冷式罗茨风机 |
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2012
- 2012-10-29 CN CN201210419142.2A patent/CN102996448B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6245992A (ja) * | 1985-08-23 | 1987-02-27 | Anretsuto:Kk | 真空用多段連結型ル−ツブロワ−の冷却装置 |
JP2004324465A (ja) * | 2003-04-22 | 2004-11-18 | Ito Engineering Co Ltd | 軸部冷却構造を具えた空圧機械 |
CN201041157Y (zh) * | 2007-05-18 | 2008-03-26 | 长沙鼓风机厂有限责任公司 | 罗茨鼓风机机组 |
CN201144806Y (zh) * | 2007-10-24 | 2008-11-05 | 山东省章丘鼓风机厂有限公司 | 一种罗茨鼓风机机组 |
CN201193610Y (zh) * | 2008-04-29 | 2009-02-11 | 无锡市四方真空设备有限公司 | 闭式循环罗茨泵水环泵真空机组 |
CN201368028Y (zh) * | 2009-01-15 | 2009-12-23 | 山东省章丘鼓风机股份有限公司 | 一种智能罗茨鼓风机机组 |
CN202273865U (zh) * | 2011-10-26 | 2012-06-13 | 长沙鼓风机厂有限责任公司 | 一种水冷却罗茨鼓风机 |
CN202900653U (zh) * | 2012-10-29 | 2013-04-24 | 南通荣恒环保设备有限公司 | 一种循环水冷式罗茨风机 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104295500A (zh) * | 2014-09-26 | 2015-01-21 | 无锡考特威星机械有限公司 | 一种罗兹风机冷却消音集装装置 |
CN109973386A (zh) * | 2019-03-16 | 2019-07-05 | 山东瑞拓鼓风机有限公司 | 空气悬浮蒸汽压缩机 |
CN109973386B (zh) * | 2019-03-16 | 2020-03-31 | 山东瑞拓鼓风机有限公司 | 空气悬浮蒸汽压缩机 |
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CN102996448B (zh) | 2015-12-09 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A circulating water cooling roots blower Effective date of registration: 20200819 Granted publication date: 20151209 Pledgee: Haimen Siyi Intellectual Property Operation Co., Ltd Pledgor: NANTONG RONG HENG ENVIRONMENTAL PROTECTION EQUIPMENT Co.,Ltd. Registration number: Y2020320010119 |
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Date of cancellation: 20210330 Granted publication date: 20151209 Pledgee: Haimen Siyi Intellectual Property Operation Co., Ltd Pledgor: NANTONG RONG HENG ENVIRONMENTAL PROTECTION EQUIPMENT Co.,Ltd. Registration number: Y2020320010119 |
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