发明申请
US20150299005A1 ACHIEVING WATER RELEASE ZONE FOR DEWATERING THICK FINE TAILINGS BASED ON SHEARING PARAMETER SUCH AS CAMP NUMBER
审中-公开
基于剪切参数等作为CAMP编号,实现水泄漏区域减少厚度尾矿
- 专利标题: ACHIEVING WATER RELEASE ZONE FOR DEWATERING THICK FINE TAILINGS BASED ON SHEARING PARAMETER SUCH AS CAMP NUMBER
- 专利标题(中): 基于剪切参数等作为CAMP编号,实现水泄漏区域减少厚度尾矿
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申请号: US14408691申请日: 2013-06-21
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公开(公告)号: US20150299005A1公开(公告)日: 2015-10-22
- 发明人: MARVIN WEISS , ANA SANCHEZ , TREVOR BUGG , ADRIAN REVINGTON
- 申请人: SUNCOR ENERGY INC.
- 国际申请: PCT/CA2013/050490 WO 20130621
- 主分类号: C02F1/52
- IPC分类号: C02F1/52 ; G06F17/50 ; B01D21/30 ; B01D21/01 ; B01D21/28
摘要:
Various techniques are provided in relation to flocculation and/or dewatering of thick fine tailings, with shear conditioning of flocculated tailings material in accordance with a pre-determined shearing parameter, such as the Camp Number. One example method of treating thick fine tailings including dispersing a flocculant into the thick fine tailings to form a flocculating mixture; shearing the flocculating mixture to increase yield stress and produce a flocculated mixture; shear conditioning the flocculated mixture to decrease the yield stress and break down flocs, the shear conditioning being performed in accordance with the pre-determined shearing parameter to produce conditioned flocculated material within a water release zone where release water separates from the conditioned flocculated material. The conditioned flocculated material can then be subjected to dewatering, for example by depositing, thickening or filtering. The design, construction and/or operation of a flocculation pipeline assembly can be facilitated.
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