CN1363531A - 泥浆固结剂 - Google Patents

泥浆固结剂 Download PDF

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CN1363531A
CN1363531A CN02104801A CN02104801A CN1363531A CN 1363531 A CN1363531 A CN 1363531A CN 02104801 A CN02104801 A CN 02104801A CN 02104801 A CN02104801 A CN 02104801A CN 1363531 A CN1363531 A CN 1363531A
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powder
mud
consolidating agent
sludge
agent
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CN1197813C (zh
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王寿光
刘利峰
吴晓峰
单文东
崔丽英
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DAQING DESIGN INST OF OIL FIELD BUILDING
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    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
    • C04B28/06Aluminous cements
    • C04B28/065Calcium aluminosulfate cements, e.g. cements hydrating into ettringite
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/42Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells
    • C09K8/46Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells containing inorganic binders, e.g. Portland cement
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00474Uses not provided for elsewhere in C04B2111/00
    • C04B2111/0075Uses not provided for elsewhere in C04B2111/00 for road construction
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/91Use of waste materials as fillers for mortars or concrete

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  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
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  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Structural Engineering (AREA)
  • Soil Conditioners And Soil-Stabilizing Materials (AREA)
  • Treatment Of Sludge (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

本发明涉及一种涉及井场及路基使用废旧泥浆作基料用的泥浆固结剂。解决了使废旧泥浆能够再利用的固结剂的问题。其特征在于:各成分及配比按重量份如下:硫铝酸盐水泥熟料1~60份、生石膏粉1~30份、矿渣1~60份、石灰粉1~30份、粉煤灰1~40份、电石粉1~15份、氟石粉1~15份加以混合成比重在1.65以下的泥浆固结剂;再加以高效减水剂1~20份、纯碱Na2CO31~20份、元明粉Na2SO41~20份混合成比重在1.65以上的泥浆固结剂。具有可利用废旧泥浆作基料的特点,强度大,掺量少,价格低于水泥价格。使得废旧泥浆在井场就近处理,实现以废治废的原则,施工简单,操作方便。

Description

泥浆固结剂
(一)技术领域:
本发明涉及井场及路基使用废旧泥浆作基料用的一种固结剂,属于泥浆固结剂。
(二)背景技术:
目前油田的井场及路基大多使用水泥、灰石及土等材质用于铺设地面,水泥、灰石用量比较大,同时也浪费大量的土地资源。而油田钻井使用过的钻井泥浆大多没有再利用,大量污染环境。由于废旧泥浆颗粒细小、黏度大、含水率高且不易脱水,使得利用废旧泥浆与粉煤灰中的水分及活性物质,加以适当固结剂而形成强度,作为井场及道路的基础材料。废旧泥浆一般有水基泥浆:含水率在40%以下且不含聚合物;聚合物泥浆:含水率在40%以下且含聚合物;高含水率混合泥浆:含水率在40%以上且具备水基泥浆和聚合物泥浆的性质。可无论哪一种泥浆使用目前常用的固结剂,掺量多,强度低,成本高且水稳定差,况且这种固结剂对含水量大、有机质高的淤泥及废旧泥浆的处理还很困难,不能达到使废旧泥浆再利用以实现“变废为宝”的目的。
(三)发明内容:
本发明所要解决的技术问题是使废旧泥浆能够再利用的固结剂问题。
可采用的技术方案是:该泥浆固结剂,包括粉煤灰、石灰粉,其特征在于:各成分及配比按重量份如下:
硫铝酸盐水泥熟料1~60份、生石膏粉1~30份、矿渣1~60份、石灰粉1~30份、粉煤灰1~40份、电石粉1~15份、氟石粉1~15份加以混合成比重在1.65以下的泥浆固结剂;再加以高效减水剂1~20份、纯碱Na2CO31~20份、元明粉Na2SO41~20份混合成比重在1.65以上的泥浆固结剂。
因此该制品的有益效果是:由于该固结剂可吸收超过自身重量2倍以上的自由水分,伴随释放出大量的热量,与废旧泥浆混合后,会产生主晶相为带有32个分子结晶水的钙矾石结构,从而加速固结剂与废旧泥浆颗粒的结合,并在一定温度范围内快速凝结、硬化,达到现场能够利用废旧泥浆的目的。
(四)具体实施方式:
下面将对本发明作进一步的说明:
该泥浆固结剂包括粉煤灰、石灰粉,在于适应水基泥浆、其特征在于:各成分及配比按重量份如下:
如果适应水基泥浆、聚合物泥浆及混合泥浆的需要,可按如下方式进行:硫铝酸盐水泥熟料1~60份、生石膏粉1~30份、矿渣1~60份、石灰粉1~30份、粉煤灰1~40份、电石粉1~15份、氟石粉1~15份加以混合成比重在1.65以下的泥浆固结剂。
如果适应聚合物泥浆及混合泥浆的需要,可按如下方式进行:在上述泥浆固结剂基础上,再加以高效减水剂1~20份、纯碱Na2CO31~20份、元明粉Na2SO41~20份混合成比重在1.65以上的泥浆固结剂。可采取如下三种方案进行说明:
各方案的效果参数如下:
Figure A0210480100041
由上表各成分的配比可见,该固结剂可适应水基泥浆、聚合物泥浆及混合泥浆,与废旧泥浆混合,能够产生主晶相为带有32个分子结晶水的钙矾石结构,加之固结剂可吸收超过自身重量2倍以上的自由水分,伴随释放出大量的热量,会加速固结剂与废旧泥浆颗粒的结合,并在一定温度范围内快速凝结、硬化,强度大,水稳定性好,达到现场能够利用废旧泥浆的目的,使得在井场可就地取材,利用废旧泥浆,实现以废治废、就近处理的原则,并且施工简单,操作方便,掺量少,价格低于水泥价格。

Claims (1)

1、一种涉及井场及路基使用废旧泥浆作基料用的泥浆固结剂,包括粉煤灰、石灰粉,其特征在于:各成分及配比按重量份如下:
硫铝酸盐水泥熟料1~60份、生石膏粉1~30份、矿渣1~60份、石灰粉1~30份、粉煤灰1~40份、电石粉1~15份、氟石粉1~15份加以混合成比重在1.65以下的泥浆固结剂;再加以高效减水剂1~20份、纯碱Na2CO31~20份、元明粉Na2SO41~20份混合成比重在1.65以上的泥浆固结剂。
CNB021048010A 2002-02-07 2002-02-07 泥浆固结剂 Expired - Fee Related CN1197813C (zh)

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100386279C (zh) * 2006-10-10 2008-05-07 武汉理工大学 高活性多矿物组分掺合料料浆及其制备方法
CN100457849C (zh) * 2006-10-16 2009-02-04 大庆油田有限责任公司 完井废压裂液环保固化剂
CN101962256A (zh) * 2010-10-25 2011-02-02 南京华廷环保科技开发有限公司 一种蓝藻污泥的综合治理方法
CN102320709A (zh) * 2011-05-10 2012-01-18 任丘市华北石油天华环保节能有限公司 泥浆固化剂
CN102344813A (zh) * 2011-07-18 2012-02-08 徐辰楚 一种用于固化海相软弱土的固化剂
CN102493430A (zh) * 2011-11-30 2012-06-13 方文盛 一种预防和应急处理土壤地质危害的方法
CN107140925A (zh) * 2017-05-23 2017-09-08 上海市建筑科学研究院 一种泥浆絮凝体固结剂及应用
WO2018094857A1 (zh) * 2016-11-28 2018-05-31 王寿光 一种硬化土壤和泥沙土的特种水泥加工方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101863609A (zh) * 2010-06-01 2010-10-20 武汉钢铁(集团)公司 一种环保型淤泥改性剂

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100386279C (zh) * 2006-10-10 2008-05-07 武汉理工大学 高活性多矿物组分掺合料料浆及其制备方法
CN100457849C (zh) * 2006-10-16 2009-02-04 大庆油田有限责任公司 完井废压裂液环保固化剂
CN101962256A (zh) * 2010-10-25 2011-02-02 南京华廷环保科技开发有限公司 一种蓝藻污泥的综合治理方法
CN101962256B (zh) * 2010-10-25 2011-12-14 南京华廷环保科技开发有限公司 一种蓝藻污泥的综合治理方法
CN102320709A (zh) * 2011-05-10 2012-01-18 任丘市华北石油天华环保节能有限公司 泥浆固化剂
CN102344813A (zh) * 2011-07-18 2012-02-08 徐辰楚 一种用于固化海相软弱土的固化剂
CN102344813B (zh) * 2011-07-18 2014-04-02 徐辰楚 一种用于固化海相软弱土的固化剂
CN102493430A (zh) * 2011-11-30 2012-06-13 方文盛 一种预防和应急处理土壤地质危害的方法
CN102493430B (zh) * 2011-11-30 2014-05-28 方文盛 一种预防和应急处理土壤地质危害的方法
WO2018094857A1 (zh) * 2016-11-28 2018-05-31 王寿光 一种硬化土壤和泥沙土的特种水泥加工方法
CN107140925A (zh) * 2017-05-23 2017-09-08 上海市建筑科学研究院 一种泥浆絮凝体固结剂及应用

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