• Pembuatan Biodiesel Dari Minyak Goreng Bekas Dengan Proses Catalytic Cracking 

  Israyandi; Zahrina Ida; Yelmida (2015-12-12)

  Crude oil is a very important requirement in life. Fuel used now derived from petroleum are not renewable and dwindling availability. Biodiesel is one of the solutions of these problems. Biodiesel is an alternative fuel ...
• Pengaruh Konsentrasi Pelarut Dan Rasio Padat-Cair Pada Ekstraksi Silika Dari Fly Ash (Abu Terbang) Batu Bara 

  Thamrin, Ali; Aman; Sunarno (2015-12-12)

  Using coal in industrial and power plant always increase every year. Increasing using of coal linearly with number of productrion waste of fly ash from coal. One of alternative method for using fly ash as raw material of ...
• ADSORPSI ZAT WARNA METHYLENE BLUE MENGGUNAKAN ABU TERBANG BATU BARA (FLY ASH) DENGAN VARIASI UKURAN ADSORBEN DAN KECEPATAN PENGADUKAN 

  Putra, F. P.; Aman; Drastinawati (2015-12-12)

  Use of Methylene Blue as a main ingredient in the dye becomes a problem for environmental pollution. It also occurs in the use of coal as fuel is increasing linearly who will be directly proportional to the fly ash waste ...
• Perengkahan Katalitik Minyak Goreng Bekas Untuk Produksi Biofuel Menggunakan Katalis Ni/Zeolit 

  Bachtas, Gatot Putra; Zahrina Ida; Yelmida (2015-12-12)

  Diversification of energy is the utilization of alternative energy, one of which is biofuel (BBN), which is a readily available alternative energy in Indonesia. This study aims to produce a maximum yield of biofuel from ...
• Perengkahan Katalitik Minyak Goreng Bekas Untuk Produksi Biofuel Menggunakan Katalis Cu/Zeolit 

  Saputra, Benny; Zahrina Ida; Yelmida (2014-11-02)

  Fossil fuel is the primary source of energy derived from fossil and non-renewable, and availability is limited. Biofuel is one of the solutions and alternative energy sources. This study aims to produce a maximum yield of ...
• Biodiesel dari Limbah Ikan Baung (Mystus Nemurus) dengan Katalis Padat H-Zeolit 

  Sartoni, Hadyan; Bahri Syaiful; Sunarno (2013-08-28)

  Biodiesel is an alkyl esters of long chain fatty acids derived from fatty material such as animal fat. A research synthesis of biodiesel from waste fish oil of baung into biodiesel with a solid H-zeolite catalyst. In this ...
• PENGENDALIAN KOROSI PIPA PERMINYAKAN DENGAN MENGGUNAKAN INHIBITOR KOROSI 

  Hassan, Teuku Azhari; Komalasari (2013-08-26)

  Addition of corrosion inhibitor volume into mixing produce oil and water is the methode to protect the inner pipe that can support reliability of the system. The used inhibitor is a kind of organic inhibitor which is ...
• Studi Kinetika Adsorpsi Logam Cu2+ dengan Menggunakan Adsorben Zeolit Alam Teraktifasi 

  Hidayati, Betty; Sunarno,; Yenti Silvia Reni (2013-08-26)

  Copper metal is a heavy metal from industrial waste and relatively often found as contaminants in the water, because it was the presence of copper metal waste should be minimized. One method that has been developed to ...
• Pemurnian Selulosa Alfa Pelepah Sawit Menggunakan Enzim Xylanase 

  Caesari; Padil; Yelmida (2013-08-26)

  Midrib of palm oil is the most solid wastes which produced in oil palm plantations. Palm midrib is contained of 34.89% α-cellulose content percentage that can be improved with cooking using the extract solution ash of palm ...
• PEMURNIAN SELULOSA-α HASIL HIDROLISIS PELEPAH SAWIT MENGGUNAKAN ENZIM XYLANASE DENGAN VARIASI pH DAN SUMBER ENZIM XYLANASE 

  Sari, D. P; Padil; Yelmida (2013-08-26)

  Midrib palm is one of the waste that produced from palm farming which contain alpha cellulose about 35%. The component of alpha cellulose could be used as a raw material for nitrocellulose if it is has more than 92% of ...
• Pembuatan Biodiesel dari Sawit Off-grade 

  Budiawan, Rangga (2013-08-26)

  One source of vegetable oil that hasn’t been used and generated from sortation process in palm oil mill is off-grade oil palm fruit. Availability of off-grade oil palm fruit is about 7-10% for a Palm Oil Mill with capacity ...
• Ekstraksi Sawit Off-grade Menggunakan Metode Artisanal 

  Nugroho, Dian Agung; Zulfansyah; Helwani Zuchra (2013-08-26)

  Sorting systems at oil mills produce off-grade oil palm (palm fruit maturity beyond grade). Off-grade oil palm produced in Riau province estimated 437 – 625 tons / hour. Processing off-grade oil palm will only produce Crude ...
• FABRIKASI TRI KALSIUM FOSFAT MENGGUNAKAN WHEAT PARTICLES SEBAGAI AGEN PEMBENTUK PORI 

  Dani, F; A. Fadli; Bahruddin (2013-07-26)

  The present work reports a simple process for fabrication of tricalcium phosphate (TCP) ceramics from aqueous powder slurries using wheat particles as pore forming agent. Wheat particles incorporated in aqueous TCP ...
• Delignifikasi Batang Jagung dengan Proses Organosolv Menggunakan Pelarut Asam Formiat 

  Puspitasari, Shelviana Hanika; Zulfansyah (2013-07-19)

  Corn stalk is agricultural solid waste which has not been utilized to the optimum. So far only used for fodder and green manure. Corn stalk delignification experiments intended to study the possibility of utilization of ...
• Effect Of Stirring Speed And Molar Ratio In Process Plasticizer Isobutyl Stearate 

  Qaulan, Salamun; Nirwana; Irdoni (2013-07-16)

  Production of vegetable oils such as CPO (Crude Palm Oil) increased from year to year, but towards the development of non-food products is still limited one of which is the plasticizer. Plasticizer production of vegetable ...
• Pengaruh Penambahan KH2PO4, MGSO4.7H2O, dan (NH4)2SO4 Terhadap Fermentasi Nira Nipah Menjadi Bioetanol Menggunakan Sacharomyces cereviceae pada Fermentor 70 Liter 

  Firnanda, Yerri; Chairul; Yenti Silvia Reni (2013-07-16)

  Ethanol consumption of the world for a variety of uses has increased very significantly in recent years. Therefore it is necessary to alternate sources of raw materials to manufacture bioethanol and bioethanol production ...
• Kajian Pengaruh Variasi Ukuran Partikel dan Lama Waktu Pengadukan pada Proses Pembuatan Asam Oksalat dari Ampas Tebu 

  Wulandari R.G, Agustin; Yenti Silvia Reni; Herman Syamsu (2013-07-16)

  Bagasse is a by-product from the processing of sugar cane into sugar. The growing number of bagasse quantitatively into environmental problems that require attention and special handling. Bagasse contains cellulose, ...
• THE EFFECT OF TIME REACTION AND ZEOLIT CATALYST COMPOSITION ON SYNTHESIS OF PLASTICIZER FROM WASTE OF PATIN FISH OIL WITH ISOPROPANOL 

  Irawati, Dona; HS Irdoni; Nirwana (2013-07-16)

  Year by year, the used of plasticizer in the world has been improving, where the raw material that is mostly used comes from petroleum. However, the continuing degradation of petroleum reserve demands the plasticizer ...
• PERENGKAHAN KATALITIK MINYAK JELANTAH MENGHASILKAN BIOFUEL MENGGUNAKAN KATALIS FeMo/ZEOLIT 

  Faluti, Arman; Zahrina Ida; Yelmida (2013-07-16)

  Has done research used cooking oil catalytic cracking produce biofuel with the help of FeMo catalyst/zeolite and varying temperatures (380, 400 and 420oC) and the concentration of Fe/Mo (0, 0.5, 1 and 1.5% by weight). The ...
• Konversi Cangkang Sawit menjadi Bio-oil Menggunakan Katalis Ni.Mo/Lempung Cengar 

  Sandra, Anisa; Bahri Syaiful; Sunarno (2013-07-16)

  At this time the world experienced an energy crisis. This is due to the high dependence on fossil fuels, petroleum. Petroleum has the non-renewable nature and amount of production decline each year. Therefore, the ...

View more