首页 > 资源导航 > 专利 > 化学 > 水泥\混凝土\人造石\陶瓷\耐火材料
申请日期
全部
订阅
收起
专利
  • [发明专利]JP20090049496 _ NATIONAL AGRICULTURE & FOOD RESEARCH ORGANIZATION 2009年03月03日
    <P>PROBLEM TO BE SOLVED: To provide a technology capable of keeping properly a measurement state of a mixture composed of a liquid and a solid, and simultaneously measuring easily a ventilation amount of such a material. <P>SOLUTION: The ventilation ...
  • [发明专利]WO2009GB50078 _ SOIL AND LAND CONSULTANTS LIMITED CROUCH, ERIC LONGMUIR, GEORGE 2009年01月27日
    Apparatus for monitoring the conditions of compostare provided. The apparatus comprises a plurality of sensorsfor measuring the values of a plurality of variablesof the compost, such as carbon dioxide concentration, oxygen concentration, temperature a...
  • [发明专利]JP20090215204 _ GUNMA PREFECTURE MUGISHIMA AKIRA 2009年09月17日
    <P>PROBLEM TO BE SOLVED: To provide a method and a device for measuring simply the amount and the quality of humus contained in soil. <P>SOLUTION: A solution of humus extracted from soil, with each transmission amount of a light having at least one o...
回到顶部
选择了条数据