Analisis Penggunaan Lumpur Pemboran pada Formasi Gumai Shale Sumur K-13, S-14 dan Y-6 Trayek 12 ¼” Cnooc Ses Ltd. [PDF]
, 2015 Salah satu permasalahan yang sering terjadi pada pemboran yaitu berkaitan terhadapformasi yang reaktif terhadap air, pada formasi tersebut penggunaan lumpur berbahandasar air dapat menyebabkan suatu masalah seperti swelling clay, hole pack off ...
Satyawira, B. (Bayu) +2 more
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Montmorilonit modifikovan jonima bakra - efikasan adsorbent aflatoksina B1 [PDF]
, 2008 U ovom radu prikazani su rezultati dobijanja materijala za adsorpciju aflatoksina B1 modifikacijom bentonita jonima bakra (Cu- MONT). Kao polazna sirovina korišćena je bentonitska glina koja se eksploatiše u ležištu Sokolac kod Šipova (Republika Srpska). Nakon modifikacije koncentrata montmorilonita (MONT) sa jonima bakra, ukupan sadržaj bakra u uzorku
Daković, Aleksandra +5 more
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Penentuan Struktur Formula Mineral Liat Pada Inceptisol Di Lahan Kampus Baru Usu Kwala Bekala [PDF]
, 2014 The Calculations of Formulae Structure of Clay Minerals on Inceptisols at University of NorthSumatera Land Kwala Bekala. The calculation have not been researched in this area. Therefore, aresearch had been conducted survey at USU Land Kwala Bekala Pancur
Jamilah, J. (Jamilah) +2 more
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O Pliocénico Marinho de Caldas da Rainha e de Pombal: sedimentologia e micropaleontologia: enquadramento paleogeográfico e paleoecológico [PDF]
, 1984 Com este trabalho, pretendiam-se atingir os seguintes objectivos: - Caracterização da idade dos depósitos, baseada nos Foraminíferos planctónicos. De facto, estas formações foram consideradas durante muito tempo como pertencentes ao Pliocénico inferior ...
Cardoso, João Luís
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Mineral Composition of Boring Core at Tottori Hot Spring [PDF]
, 1964 鳥取温泉の深度300mに及ぶ試錐のボーリング･コアを検討した結果,主成分鉱物として,石英,長石類(斜長石,加里長石,)と二次的生成鉱物としてモンモリロナイト,カオリナイト,イライト,緑泥石,黄鉄鉱などを認めた.このうち,イライトは堆積岩中に普遍的に存在し,更に緑泥石も全般的にしかも第三紀層で多量に認められている.モンモリロナイトは方解石と共に温泉による生成が考へられ,また,カオリナイトは表土層にのみ認める事ができる.一方,加里長石,黄鉄鉱,緑泥石の産出状態,及びコアが示す粒度 ...
Watanabe, Koji
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Studi Penurunan Kekuatan Geser Tanah Lempung Indramayu Akibat Pupuk Kimia [PDF]
, 2007 . Green revolution which is started on 1960 and came into Indonesia on 1972, have earned to overcome threat lacking of global food, but side effects of its execution also can be felt in this time that is balance of natural ecosystem.
Asrurifak, M. (M), Suratman, I. (Ilyas)
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Journal of Applied Geology, 2015 The Bandung bentonite deposit is located in Wonosegoro District, Boyolali Regence, Central Java. Characteristics of bentonite in this area are very important due to increase demand on bentonite in the industry. Several methods are used to characterize the bentonite in this area, such as PLM (polarizing light microscope), X-Ray Diffraction and Scanning ...
Yuliyanti, Anita +2 more
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Avaliação do impacte da drenagem de água ácida na hidrogeoquímica do rio Zêzere : o caso de estudo da mina da Panasqueira, Portugal [PDF]
, 2011 A mineralização hidrotermal da Panasqueira localiza-se no centro de Portugal e é o maior depósito de Sn-W da Europa Ocidental. A exploração mineira e as operações do tratamento do minério deram origem a escombreiras de grandes dimensões, principalmente,
Candeias, Carla +5 more
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Effect of organoclay on the physical properties of UV-curable coatings [PDF]
, 2009 The combination of UV-curing and nanocomposite technology has been studied to produce cost-effective coatings with superior physical and mechanical properties.
Dalgicdir, Cahit +5 more
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Synthesis of a biocopolymer carrageenan-g-poly(AAm-co-IA)/ montmorilonite superabsorbent hydrogel composite [PDF]
Brazilian Journal of Chemical Engineering, 2012 A novel superabsorbent hydrogel composite based on kappa-carrageenan (κC) has been prepared via graft copolymerization of acrylamide (AAm) and itaconic acid (IA) monomers in the presence of montmorolonite clay powder, methylenebisacrylamide (MBA) as the crosslinking agent and ammonium persulfate (APS) as initiator.
openaire +3 more sources