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   Л64
   Р 17

    Разработка технологий получения и использования взрывчатых веществ на основе продуктов кислотной переработки нефелинсодкржащиего сырья
= Developing of Technologies for the Production and Utilisation of Explosives Based on Products of Acidic Processing of Nepheline Containing Minerals / В. И. Захаров, В. Т. Калинников [и др.] ; Рос. акад. наук, Кольский научный центр, Институт химии и технологии редких элементов и минерального сырья им. И. В. Тананаева. - Апатиты : [б. и.], 2008. - 122 с. : ил. - Библиогр.: с. 108-118. - ISBN 978-5-91137-066-4 : 190.00 р.
ГРНТИ
УДК
ББК Л64-6472

Аннотация: Изложены общие сведения о смесевых взрывчатых веществах местного приготовления. Указаны их взрывчатые характеристики и физико-химические свойства. Сделан обзор методов получения компонентов для этих взрывчатых веществ из продуктов кислотной переработки нефелина и нефелинсодержащих отходов. Приведены результаты исследований по разработке технологии получения водосодержащих взрывчатых веществ с пониженным содержанием тротила, в которых часть тротила заменена на энергетически эквивалентное количество дизельного топлива или минерального масла. Обосновано использование кислых кремнегелевых композиций из нефелина в качестве вяжущих при получении составов для забойки скважин.


Доп.точки доступа:
Захаров, В. И.; Калинников, В. Т.; Матвеев, В. А.; Майоров, Д. В.; Алишкин, А. Р.; Рос. акад. наук, Кольский научный центр. Институт химии и технологии редких элементов и минерального сырья им. И. В. Тананаева
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06
S 92

    Forest fuel systems utilizing tree sections
[Текст] : system evaluation and development of evaluation methodology / B. Hillring; Swedish University of Agricultural Sciences, Faculty of Forestry. - Uppsala : Swedish University of Agricultural Sciences, Faculty of Forestry, 1996. - 17 с. - (Studia Forestalia Suecica : system evaluation and development of evaluation methodology / Swedish University of Agricultural Sciences, ISSN 0039-3150 ; 200). - Библиогр.: с. 12-13. - ISBN 91-576-5175-2 : 600.00 р.
УДК

Кл.слова (ненормированные):
forest fuel system -- bioenergy -- biofuel -- wood fuel -- evaluation techniques

Аннотация: This study had two main aims. The first was to increase knowledge of forest fuel systems utilising tree sections, especially that concerning interactions with factors external to the system. The second was to develop the technique of "retrospective position analysis" as a means of evaluating projects. Position analysis is identified as an adequate evaluation method and is retrospectively applied to the of projects. Position analysis permits broad-system studies and process evaluation of each project, which gives a good base for understanding the effects and outcome of projects and of the system as a whole. The main conclusion from evaluation of tree-section systems is that, although there was much activity in the mid 1980s, utilisation decreased in the early 1990s, owing to low oil prices and to the low price of other biofuels. An increase in the quality requirements of pulp and primary paper products during the evaluation period, made it difficult for tree-section systems to attain the new grades. The technical development of tree-section systems is also lagging behind. However, a few local tree-section systems still are competitive

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634.9
J 71

    Poplars for wood production and amenity
[Текст] : монография / J. Jobling. - London : HMSO, 1990. - 84 с. : рис., табл. - (Forestry Commission Bulletin ; 92). - eng. - Библиогр.: с. 74-75. - Б. ц.
УДК

Кл.слова (ненормированные):
amenity%broadleaves%forestry -- broadleaves -- forestry

Аннотация: This book covers the botany, cultivation, performances and utilisation of poplars and poplar timber. The genus POPULUS comprises some 32 species classified according to their botanical characters into five sections and one sub-section. The characteristics and properties of poplar timber and its uses are described in this book

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674
H66

    Heartwood and tree exudates
[Text] : монография / W.E. Hillis. - Berlin ; Heidelberg ; New York et al : Springer-Verlag, 1987. - 268 s. : рис. - (Springer Series in Wood Science). - eng. - Библиогр.: с. 209-238. - ISBN 3-540-17593-8 : 59.00 р.
УДК

Кл.слова (ненормированные):
forest products -- growth -- utilisation

Аннотация: Mankind will depend on renewable resources produced at low energy cost-such as forest products. Greater demands will require increased growth as well as utilisation with reduced loss. After a certain age, trees form heartwood containing increased amounts of extractives which are also formed in injured sapwood or are exuded. Their presence can provide trees with resistance to disease and forest attack, and they can also affect the efficient utisation of wood. In this book different facets of heartwood, extractives and exudates are reviewed as a whole for the first time. Basic biological and chemical aspects are brought together in a systematic fashion and will be invaluable for biologists, wood scientists and technologists

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674
L96

    Birch as sawn timber and in mechanical further processing in Finland. A literature study
[Text] : научное издание / K. Luostarinen, E. Verkasalo. - Vammala : The Finish Society of Forest Science, 2000. - 40 p. : табл. - (Silva Fennica Monographs, ISSN 1457-7356 ; № 1). - eng. - Библиогр.: с. 27-37. - ISBN 951-40-1745-5 : 12.00 р.
УДК

Кл.слова (ненормированные):
mechanical processing -- saw milling -- utilisation -- properties -- Betula

Аннотация: This study based on literature and restricted interviews of forest products companies is a compilation of current knowledge concerning utilisation of wood of birch species growing in Finland, silver Birch and pubescent birch for saw milling and firther related processing. The properties of birch wood are presented as well as the effects of cultivation and how growing conditions affect these properties


Доп.точки доступа:
Verkasalo, E.
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674
W69

    Timber from forest to consumer
[Text] : монография / W.E. Willis. - 2nd. ed. . - London : Ernest Benn Limited, 1968. - 153 p. : рис., il. - eng. - 5.40 р.
УДК

Кл.слова (ненормированные):
production -- utilisation

Аннотация: This comprehensive practical manual gives the average user of timber all the information he needs to know about productuion, marketing, care and maintenance, and utilisation without going into purely scientific aspects of technology; it is designed to be a book which can be read rather than a textbook over which to labour

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06
S92

    Utilisation of various nitrogen sources, in particular bound soil nitrogen, by mycorrhizal fungi
[Text] = Mykorrhizasvamparus utnyttjande av olika kvavekallor, sarskilt bundet markkvave : научное издание / G. Lundeberg. - Stockholm : Skogshogskolan, 1970. - 95 p. : рис., табл. - (Studia Forestalia Suecica, ISSN 0039-3150 ; № 79). - eng. - Библиогр.: с. 84-87. - 1.00 р.
УДК

Кл.слова (ненормированные):
litter-decomposers -- enzymes -- seedlings

Аннотация: Mycorrhiza-forming species mainly of the genera Amanita, Boletus and others and some litter-decomposing species were employed. For ecological characterisation of the experimental material, most of these species were tested for the ability to produce the extra-cellular enzymes, cellulase, pectinase, proteinase and laccase. The result from experimental series having raw humus as the only nitrogen source indicated that the myccorhiza-forming fungi, like most of the litter-decomposers, could utilise to a very limited extent or not at all the nitrogen bound in the humus. The inoculation of cultures of pine seedlings on gamma-sterilised, N15- labelled raw humus with pure culture suspensions of different mycorrhiza-formers and litter-decomposers influenced to varying degrees both the supply of assimilable nitrogen and plant development.

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