Invention Grant
- Patent Title: Method for removing organic material in oilfield produced water and a removal device therefor
- Patent Title (中): 油田生产用水中除去有机物的方法及其除去装置
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Application No.: US11718524Application Date: 2005-11-01
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Publication No.: US07662295B2Publication Date: 2010-02-16
- Inventor: Toshiaki Arato , Hidehiro Iizuka , Akira Mochizuki , Tomoko Suzuki , Akio Honji , Shigesaburo Komatsu , Hisashi Isogami , Hiroshi Sasaki
- Applicant: Toshiaki Arato , Hidehiro Iizuka , Akira Mochizuki , Tomoko Suzuki , Akio Honji , Shigesaburo Komatsu , Hisashi Isogami , Hiroshi Sasaki
- Applicant Address: JP Tokyo
- Assignee: Hitachi, Ltd.
- Current Assignee: Hitachi, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Antonelli, Terry, Stout & Kraus, LLP.
- Priority: JP2004-321782 20041105; JP2005-087480 20050325
- International Application: PCT/JP2005/020073 WO 20051101
- International Announcement: WO2006/049149 WO 20060511
- Main IPC: C02F3/00
- IPC: C02F3/00
Abstract:
A method and an apparatus for removing dissolved organic substances from an oily water obtained as a by-product from an oilfield, characterized in that an oily water obtained as a by-product from an oilfield by separating a crude oil from a crude oil/brine mixture is brought into contact with an adsorbent to adsorptively remove organic substances dissolved in the water containing oil suspended therein and that the adsorbent is regenerated.
Public/Granted literature
- US20080023401A1 Method for Removing Organic Material in Oilfield Produced Water and a Removal Device Therefor Public/Granted day:2008-01-31
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