نتایج جستجو برای: natural material

تعداد نتایج: 826167  

The granite stone is the most widely used in the construction and granite slurry is generated through cutting and polishing of the stone. Granite slurry is waste material consisting of very fine powder and creats disposal and environmental problems in worldwide today. Disposal of granite waste leads to health hazards like respiratory and allergy problems to the people around. It also causes the...

Journal: :سیاست 0
علیرضا صدرا دانشگاه تهران

justise is a word-a concept and a phenomenon. the phenomenon- concept and word of justise is like politics very easy and at the same time very difficult. political justise is justise in politics and justly politics. political justise - justise in politics and justly politics is equilibrium between or middle economic development and cultural transcendental. transcendental justise is in front of ...

2001
Silke von Lewinski

1. Introduction 2. Natural Law, the Human Right of Non-Discrimination and Intellectual Property Law (i) Natural Law and Intellectual Property Rights (ii) Human Rights and Intellectual Property Rights (a) International Law (aa) Non-discrimination (bb) Property rights (cc) Authors' moral and material interests (dd) Minimum standard of human rights under customary international law (b) Supranation...

Journal: :Revista de historiografía 2023

Hacia finales del siglo XIX en la Argentina, se produjo una exponencial demanda de materiales enseñanza para historia natural a raíz su incorporación los colegios nacionales país. Al comienzo, equipar gabinetes adquirieron el exterior gran cantidad colecciones y dispositivos didácticos, pero también existieron iniciativas formación propias con elementos naturaleza local otros objetos históricos...

Journal: :Bioresources 2021

Coconut husk, rubberwood sawdust, and palm leaf base are cellulosic agricultural wastes that have potential to be processed fiber as absorbing material. This study investigated characteristics (morphological, physiological properties, chemical composition, absorption capacity, water isotherms) of coconut, rubberwood, fiber. Also, the aimed develop an antimicrobial sachet packaging resist agains...

2009
Edward F Makiyi Raquel F M Frade Tomas Lebl Ellis G Jaffray Susan E Cobb Alan L Harvey Alexandra M Z Slawin Ronald T Hay Nicholas J Westwood

The isolation, identification and total synthesis of two plant-derived inhibitors of the NF-κB signaling pathway from the iso-seco-tanapartholide family of natural products is described. A key step in the efficient reaction sequence is a late-stage oxidative cleavage reaction that was carried out in the absence of protecting groups to give the natural products directly. A detailed comparison of...

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