ZA897062B - Loose rock detector - Google Patents

Loose rock detector

Info

Publication number
ZA897062B
ZA897062B ZA897062A ZA897062A ZA897062B ZA 897062 B ZA897062 B ZA 897062B ZA 897062 A ZA897062 A ZA 897062A ZA 897062 A ZA897062 A ZA 897062A ZA 897062 B ZA897062 B ZA 897062B
Authority
ZA
South Africa
Prior art keywords
rock
sensors
face
loose
impact tool
Prior art date
Application number
ZA897062A
Other languages
English (en)
Inventor
Michel J Pettigrew
Victor A Mason
David B Rhodes
Eric G Lux
Original Assignee
Hdrk Mining Res Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hdrk Mining Res Ltd filed Critical Hdrk Mining Res Ltd
Publication of ZA897062B publication Critical patent/ZA897062B/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H1/00—Measuring characteristics of vibrations in solids by using direct conduction to the detector
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/30—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02827—Elastic parameters, strength or force

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Chemical & Material Sciences (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Paper (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Amplifiers (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
ZA897062A 1988-09-30 1989-09-15 Loose rock detector ZA897062B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000579030A CA1323683C (en) 1988-09-30 1988-09-30 Loose rock detector

Publications (1)

Publication Number Publication Date
ZA897062B true ZA897062B (en) 1990-06-27

Family

ID=4138833

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA897062A ZA897062B (en) 1988-09-30 1989-09-15 Loose rock detector

Country Status (9)

Country Link
US (1) US5024090A (xx)
EP (1) EP0361216B1 (xx)
JP (1) JPH02122241A (xx)
KR (1) KR970011112B1 (xx)
AT (1) ATE104063T1 (xx)
CA (1) CA1323683C (xx)
DE (1) DE68914373T2 (xx)
FI (1) FI894614A (xx)
ZA (1) ZA897062B (xx)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5105650A (en) * 1990-03-08 1992-04-21 Gas Research Institute Monitoring compaction of backfill
US5165270A (en) * 1990-12-31 1992-11-24 Sansalone Mary J Non-destructive materials testing apparatus and technique for use in the field
US5296353A (en) * 1992-04-06 1994-03-22 The United States Of America As Represented By The Department Of Health And Human Services Evaluation and treatment of patients with progessive immunosuppression
JP2782164B2 (ja) * 1994-10-05 1998-07-30 川崎重工業株式会社 地中埋設物の探知識別方法及びその装置
FR2732246B1 (fr) * 1995-03-31 1997-05-16 Aaa Generateur d'ondes de choc et dispositif d'auscultation d'une structure incorporant un tel generateur d'ondes de choc
US5754494A (en) * 1996-12-05 1998-05-19 Her Majesty In Right Of Canada As Represented By The Minister Of National Defence Characteristic discriminating landmine hand prodder
CA2218198A1 (en) * 1997-10-14 1999-04-14 Michael A. Borza Prodder with force feedback
US6301967B1 (en) * 1998-02-03 2001-10-16 The Trustees Of The Stevens Institute Of Technology Method and apparatus for acoustic detection and location of defects in structures or ice on structures
US6598485B1 (en) * 2000-11-24 2003-07-29 Sinotech Engineering Consultants, Inc. Method and device for evaluating quality of concrete structures
JP3982792B2 (ja) * 2001-08-21 2007-09-26 大成建設株式会社 コンクリートの健全度評価方法及びその装置
US20070121423A1 (en) * 2001-12-20 2007-05-31 Daniel Rioux Head-mounted display apparatus for profiling system
CA2366030A1 (en) * 2001-12-20 2003-06-20 Global E Bang Inc. Profiling system
JP4916111B2 (ja) * 2002-07-25 2012-04-11 敬徳 中村 ボルト軸力測定器および方法
US7290643B2 (en) 2003-12-17 2007-11-06 Nobuaki Fujita Front fork in two-wheeled motor vehicle or the like
AU2008326044B2 (en) * 2007-11-06 2014-09-04 Csir A method and apparatus for assessing the integrity of a rock mass
US10502727B2 (en) * 2012-02-28 2019-12-10 CiDRA Corporate Services LLP Acoustic monitoring of block caving
KR20180020780A (ko) * 2016-08-19 2018-02-28 현대자동차주식회사 휴대용 소음 계측 장치 및 방법
US10351112B2 (en) * 2016-11-21 2019-07-16 Toyota Motor Engineering & Manufacturing North America, Inc. Apparatuses and methods for testing vehicle stone chipping
JP6930240B2 (ja) * 2017-06-16 2021-09-01 株式会社島津製作所 衝撃試験の評価方法および衝撃試験機
CN107917847B (zh) * 2017-12-29 2023-09-29 辽宁工程技术大学 一种岩体冲击倾向性测试枪及测试方法
CN111613245B (zh) * 2020-05-25 2023-08-18 长沙理工大学 基于声音信号处理的矿石品性分析方法及设备
CN112857969A (zh) * 2021-01-19 2021-05-28 中南大学 一种深部高应力岩石机械破碎特性测试方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4083031A (en) * 1970-07-23 1978-04-04 The United States Of America As Represented By The Secretary Of The Navy Acoustic presence detection method and apparatus
US4318302A (en) * 1978-12-13 1982-03-09 Conoco Inc. Method of determining mine roof stability
US4281547A (en) * 1979-05-10 1981-08-04 Conoco, Inc. (Formerly Continental Oil Company) Electronic mine roof bolt tester
US4285241A (en) * 1979-07-13 1981-08-25 Westinghouse Electric Corp. Method and apparatus for the determination of the mass of an impacting object
US4342229A (en) * 1980-08-25 1982-08-03 The Stoneleigh Trust Apparatus and method for the non-destructive testing of the physical integrity of a structural part
DE3101928C2 (de) * 1981-01-22 1983-03-31 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Vorrichtung für die Diskriminierung überfliegender Flugzeuge
US4598588A (en) * 1985-01-22 1986-07-08 The United States Of America As Represented By The Secretary Of Interior Detached rock evaluation device
US4702111A (en) * 1986-04-01 1987-10-27 American Energy Services, Inc. Sonic wood testing apparatus and method
GB8622731D0 (en) * 1986-09-20 1986-10-29 Bio Kil Chemicals Ltd Testing timbers

Also Published As

Publication number Publication date
CA1323683C (en) 1993-10-26
JPH02122241A (ja) 1990-05-09
DE68914373T2 (de) 1994-08-04
FI894614A (fi) 1990-03-31
ATE104063T1 (de) 1994-04-15
AU611589B2 (en) 1991-06-13
EP0361216A2 (en) 1990-04-04
DE68914373D1 (de) 1994-05-11
KR900005191A (ko) 1990-04-13
EP0361216A3 (en) 1991-11-06
EP0361216B1 (en) 1994-04-06
AU4140589A (en) 1990-04-05
US5024090A (en) 1991-06-18
FI894614A0 (fi) 1989-09-29
KR970011112B1 (ko) 1997-07-07

Similar Documents

Publication Publication Date Title
ZA897062B (en) Loose rock detector
US5915332A (en) Combined system for detecting animal's motion and activity
EP0261487A3 (en) Method and apparatus for testing timbers for disconformity or decay
CA2300332A1 (en) Position sensing based on ultrasound emission
DE69632130D1 (de) Akustischer berührungspositionssensor mit horizontal polarisierten scherwellen höherer ordnung
CA2241196A1 (en) Activity measurement
EP0099743A3 (en) Method and apparatus for detection of breathing gas interruptions
KR880006547A (ko) 이동체의 이동속도측정장치
AU4448301A (en) An exercise monitoring apparatus
GR3001406T3 (en) Acoustic detecting device on the ground with at least one three-component geophone
EP0299771A3 (en) Wave motor driving circuit
MY104028A (en) Method of determining drill string velocity.
US6561310B2 (en) Method and apparatus for measuring seismic energy imparted to the earth
NO174568C (no) Måldetektor.
CA2103259A1 (en) Improvements in and Relating to Particle Detection and Analysis
ES2012972A6 (es) Metodo y dispositivo para vigilar el funcionamiento de componentes moviles que estan alojados en recintos cerrados.
US4441367A (en) Apparatus for determining fabric tension
Mooney The seismic wave system from a surface impact
CA2274810A1 (en) Dry bearing detection apparatus
WO1987005402A3 (fr) Detecteur piezo-electrique de mouvements comportant un appareil enregistreur des mouvements detectes
WO2000013039A3 (en) Method and system for measuring the distance from a piezoelectric element
ES8606669A1 (es) Captador de la posicion relativa de un blanco con relacion a un blanco de referencia.
CA2046952A1 (en) Measuring device
JPS6413487A (en) Ultrasonic detector
FR2603473A1 (fr) Dispositif continu de mesure de pulsation cardiaque