Search for dissertations about: "Cave-in"

Found 4 swedish dissertations containing the word Cave-in.

  1. 1. Assessment of rock mass quality and its effects on charge ability using drill monitoring technique

    University dissertation from Luleå : Luleå tekniska universitet

    Author : Rajib Ghosh; Håkan Schunnesson; Nuray Demirel; [2017]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Underground mining; Sublevel caving; Rock mass quality; Borehole filming; Borehole quality; Borehole stability; Borehole instability; Drill monitoring technique; Measurement While Drilling MWD ; Hydraulic in-the-hole ITH drilling; Drill system behaviour; Principal Component Analysis PCA ; Geo-mechanical model; Chargeability; Fracture zone; Shear zone; Cave-in; Cavity; Rock blasting; Gruv- och Berganläggningsteknik; Mining and Rock Engineering;

    Abstract : For an efficient mining operation, it is essential to have as much information as possible aboutthe ore to be excavated and the rock masses surrounding the ore. Geological information andthe content and distribution of extractable minerals, are central concerns for long term mineplanning. READ MORE

  2. 2. Interconnections Glass beads and trade in southern and eastern Africa and the Indian Ocean - 7th to 16th centuries AD

    University dissertation from Uppsala : Department of Archaeology and Ancient History

    Author : Marilee Wood; Paul Sinclair; Anneli Ekblom; Paul Lane; [2012]
    Keywords : HUMANIORA; HUMANITIES; glass trade beads; glass analysis; LA-ICP-MS; 7th to 16th century Indian Ocean trade; southern Africa; East Africa; Mapungubwe; K2; Schroda; Chibuene; Hlamba Mlonga; Sibudu Cave; Kaole Ruins; Mahilaka.; Archaeology; Arkeologi;

    Abstract : Glass beads comprise the most frequently found evidence of trade between southern Africa and the greater Indian Oceanbetween the 7th and 16th centuries AD.  In this thesis beads recovered from southern African archaeological sites are organized into series, based on morphology and chemical composition determined by LA-ICP-MS analysis. READ MORE

  3. 3. Chemical signals in interactions between Hylobius abietis and associated bacteria

    University dissertation from Uppsala : Department of Archaeology and Ancient History

    Author : Karolin Axelsson; Jenny Lindh; Anna-Karin Borg-Karlson; Gunaratna Kuttuva Rajarao; Benedicte Albrectsen; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Pine weevil; Hylobius; Rahnella; Pseudomonas; bacteria; fungi; metabolites; 2-methoxyphenol; 2-phenylethanol; Kemi; Chemistry;

    Abstract : The pine weevil (Hylobius abietis L.) is one of the two topmost economically important insect pests in Swedish conifer forests. The damage increase in areas were the silvicultural practice is to use clear cuttings were the insects gather and breed. READ MORE

  4. 4. Molecular Palaeopathology : Ancient DNA analyses of the bacterial diseases tuberculosis and leprosy

    University dissertation from Stockholm : Arkeologiska forskningslaboratoriet

    Author : Emilia Nuorala; Kerstin Lidén; Ingrid Ekenman; Marie Allen; [2004]
    Keywords : HUMANIORA; HUMANITIES; molecular palaeopathology; ancient DNA; disease; bacteria; tuberculosis; leprosy; HUMANITIES and RELIGION History and philosophy subjects Archaeology subjects; HUMANIORA och RELIGIONSVETENSKAP Historisk-filosofiska ämnen Arkeologiämnen;

    Abstract : This thesis “Molecular Palaeopathology. Ancient DNA analyses of the bacterial diseases tuberculosis and leprosy” deals with molecular palaeopathology, i.e. in this case the use of molecular methods to analyse ancient bacterial DNA in order to get further knowledge of diseases in ancient times. READ MORE