FIELD: agriculture; testing soil for chemical composition; applicable in determination of content of salt solutions in soil. SUBSTANCE: the offered method consists in measurement of voltage of electric source through buried to preset depth portable or stationary electrodes, determination of soil moisture...
METHODS OF TESTING SOILS FOR ENGINEERING PURPOSES, METHOD 3.8.3: SOIL CLASSIFICATION TESTS: DISPERSION: DETERMINATION OF PINHOLE DISPERSION CLASSIFICATION ... This Standard sets out the method for the determination of pinhole dispersion classification of a compacted fine-grained soil. The test is carrie...
bore hole, one carries out soil testing with application of vertical load to drill, with measurement of that and vertical displacement of the drill one evaluates its bearing ability, not taking out drill from the well one repeats those operations at different depths of occurrence of soil stratum...
United States Patent US7001773 Note: If you have problems viewing the PDF, please make sure you have the latest version ofAdobe Acrobat. Back to full text
申请(专利权)人: UNIVERSITY OF WYOMING RESEARCH CORP., LARAMIE, WY., US 发明人: FJLU Schabron 摘要: Method for testing earth samples (102) for organic contaminants. The sample is contacted with a drying agent (120) or a liquid extraction phase (104). An ultraviolet spectroscopic techniqu...
An apparatus for testing soils by measuring the rate of moisture loss from soil or sediment samples is disclosed, comprising a test chamber, a fan, a heater-thermostat, a chilled water humidity control device, an automatic balance scale connected to a continuous chart recorder, a shield around ...
专利名称：Method and means for testing soils 发明人：Robert A. Lohnes,Turgut Demirel 申请号：US05/842503 申请日：19771017 公开号：US04142403A 公开日：19790306 专利内容由知识产权出版社提供 摘要：An apparatus for testing soils by measuring the rate of moisture loss from soil or sediment samples is...
Methods of testing soils for engineering purposes: method 6.8.1: soil strength and consolidation tests - determination of the resilient modulus and permane... This Standard covers the determination of both the resilient modulus and permanent deformation of unbound pavement materials with a maximum parti...
A tool for withdrawing a soil sample comprising a frame member including a portion including spaced vertically extending legs having lower ends, a foot portion fixed to the lower ends of the legs and including a horizontally extending slot defined by a vertically extending wall including a horizonta...
A method of proof testing glass containers is disclosed. The method involves applying pressure to a sealed container in two discrete stages as shown in FIG... T King,P Bridges,O Shergold 被引量: 0发表: 2006年 DIAGNOSTIC AND PROOF LOAD TESTING FOR BRIDGE EVALUATION The objective of this pap...