首页 / 专利库 / 资料储存系统 / 挖矿 / Hydraulic mortar or cement composition

Hydraulic mortar or cement composition

阅读:250发布:2023-01-11

专利汇可以提供Hydraulic mortar or cement composition专利检索,专利查询,专利分析的服务。并且A hydraulic mortar or cement composition which is suitable for application by spray coating and useful in sealing the walls of galleries in coal mines or other excavations, comprises limestone marl containing a small concentration of clay, slightly burnt and completely deacidified cement clinker, and a small amount of an anhydrous calcium salt such as calcium chloride to accelerate initial hardening.,下面是Hydraulic mortar or cement composition专利的具体信息内容。

  • 2. The composition of claim 1 in which the slightly burnt and completely deacidified cement is a cement clinker.
  • 3. The composition of claim 2 in which said cement clinker ranges in average particle size between about 5 and about 7 mm. and has a bulk density less than about 1,000 g./liter.
  • 4. The composition of claim 3 in which the bulk density ranges between about 600 and about 800 g./liter.
  • 5. A hydraulic cement or mortar composition consisting essentially of 54 percent by weight of a sintered cement, 40 percent by weight of a limestone marl containing at least about 5 percent clay by weight, 1 percent by weight of anhydrous calcium chloride, and 5 percent by weight of a slightly burnt and completely deacidified cement.
  • 6. The composition of claim 1 having added thereto sufficient water to effect hydraulic setting of the mix.
  • 说明书全文
    高效检索全球专利

    专利汇是专利免费检索,专利查询,专利分析-国家发明专利查询检索分析平台,是提供专利分析,专利查询,专利检索等数据服务功能的知识产权数据服务商。

    我们的产品包含105个国家的1.26亿组数据,免费查、免费专利分析。

    申请试用

    分析报告

    专利汇分析报告产品可以对行业情报数据进行梳理分析,涉及维度包括行业专利基本状况分析、地域分析、技术分析、发明人分析、申请人分析、专利权人分析、失效分析、核心专利分析、法律分析、研发重点分析、企业专利处境分析、技术处境分析、专利寿命分析、企业定位分析、引证分析等超过60个分析角度,系统通过AI智能系统对图表进行解读,只需1分钟,一键生成行业专利分析报告。

    申请试用

    QQ群二维码
    意见反馈