HIRAJIMA, Tsuyoshi: search on Z-Library

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1

Recovery of cenospheres from coal fly ash using a dry separation process: Separation estimation and potential application

Tsuyoshi Hirajima, H.T.B.M. Petrus, Yuji Oosako, Moriyasu Nonaka, Keiko Sasaki, Takashi Ando

Journal:

International Journal of Mineral Processing

Year:

2010

Language:

english

File:

PDF, 674 KB

english, 2010

2

Performance of dry-separation processes in the recovery of cenospheres from fly ash and their implementation in a recovery unit

H.T.B.M. Petrus, Tsuyoshi Hirajima, Yuji Oosako, Moriyasu Nonaka, Keiko Sasaki, Takashi Ando

Journal:

International Journal of Mineral Processing

Year:

2011

Language:

english

File:

PDF, 1.81 MB

english, 2011

3

Comparison of effectiveness of citric acid and other acids in leaching of low-grade Indonesian saprolitic ores

Astuti, Widi, Hirajima, Tsuyoshi, Sasaki, Keiko, Okibe, Naoko

Journal:

Minerals Engineering

Year:

2016

Language:

english

File:

PDF, 6.59 MB

english, 2016

4

Comparison of atmospheric citric acid leaching kinetics of nickel from different Indonesian saprolitic ores

Astuti, Widi, Hirajima, Tsuyoshi, Sasaki, Keiko, Okibe, Naoko

Journal:

Hydrometallurgy

Year:

2016

Language:

english

File:

PDF, 4.89 MB

english, 2016

5

Enhancement of chalcopyrite leaching by ferrous ions in acidic ferric sulfate solutions

Naoki Hiroyoshi, Hajime Miki, Tsuyoshi Hirajima, Masami Tsunekawa

Journal:

Hydrometallurgy

Year:

2001

Language:

english

File:

PDF, 179 KB

english, 2001

6

Gravity separation and its effect on CO2 gasification

Moriyasu Nonaka, Tsuyoshi Hirajima, Keiko Sasaki

Journal:

Year:

2013

Language:

english

File:

PDF, 538 KB

english, 2013

7

Hydrophilicity of Ferroplasma acidiphilum and its effect on the depression of pyrite

Farahat, Mohsen, Hirajima, Tsuyoshi

Journal:

Minerals Engineering

Year:

2012

Language:

english

File:

PDF, 593 KB

english, 2012

8

Mechanism of the enhancement of bioleaching of copper from enargite by thermophilic iron-oxidizing archaea with the concomitant precipitation of arsenic

Koichiro Takatsugi, Keiko Sasaki, Tsuyoshi Hirajima

Journal:

Hydrometallurgy

Year:

2011

Language:

english

File:

PDF, 1.62 MB

english, 2011

9

Utilization of Metabolic Citric Acid from Aspergillus niger Using Corn Starch in the Nickel Leaching of Indonesian Saprolitic Ore

Astuti, Widi, Hirajima, Tsuyoshi, Sasaki, Keiko, Okibe, Naoko

Journal:

Advanced Materials Research

Year:

2015

Language:

english

File:

PDF, 322 KB

english, 2015

10

Microbial formation of crystalline scorodite for treatment of As(III)-bearing copper refinery process solution using Acidianus brierleyi

Okibe, Naoko, Koga, Masaharu, Morishita, Shiori, Tanaka, Masahito, Heguri, Shinichi, Asano, Satoshi, Sasaki, Keiko, Hirajima, Tsuyoshi

Journal:

Hydrometallurgy

Year:

2014

Language:

english

File:

PDF, 2.25 MB

english, 2014

11

Microbiological As(III) Oxidation and Immobilization as Scorodite at Moderate Temperatures

Era, Yuta, Hirajima, Tsuyoshi, Sasaki, Keiko, Okibe, Naoko

Journal:

Solid State Phenomena

Year:

2017

Language:

english

File:

PDF, 252 KB

english, 2017

12

Synergistic effect of cupric and ferrous ions on active-passive behavior in anodic dissolution of chalcopyrite in sulfuric acid solutions

Naoki Hiroyoshi, Shigeto Kuroiwa, Hajime Miki, Masami Tsunekawa, Tsuyoshi Hirajima

Journal:

Hydrometallurgy

Year:

2004

Language:

english

File:

PDF, 695 KB

english, 2004

13

Effect of microorganisms on flocculation of quartz

Tsuyoshi Hirajima, Yuki Aiba, Mohsen Farahat, Naoko Okibe, Keiko Sasaki, Takehiko Tsuruta, Katsumi Doi

Journal:

International Journal of Mineral Processing

Year:

2012

Language:

english

File:

PDF, 630 KB

english, 2012

14

Adsorption of SIP E. coli onto quartz and its applications in froth flotation

Mohsen Farahat, Tsuyoshi Hirajima, Keiko Sasaki, Yuuki Aiba, Katsumi Doi

Journal:

Minerals Engineering

Year:

2008

Language:

english

File:

PDF, 308 KB

english, 2008

15

A new reaction model for the catalytic effect of silver ions on chalcopyrite leaching in sulfuric acid solutions

Naoki Hiroyoshi, Masatoshi Arai, Hajime Miki, Masami Tsunekawa, Tsuyoshi Hirajima

Journal:

Hydrometallurgy

Year:

2002

Language:

english

File:

PDF, 188 KB

english, 2002

16

Selective flotation of chalcopyrite and molybdenite with plasma pre-treatment

Hirajima, Tsuyoshi, Mori, Masanori, Ichikawa, Osamu, Sasaki, Keiko, Miki, Hajime, Farahat, Mohsen, Sawada, Mitsuru

Journal:

Minerals Engineering

Year:

2014

Language:

english

File:

PDF, 2.56 MB

english, 2014

17

Production of Solid Biofuel from Agricultural Wastes of the Palm Oil Industry by Hydrothermal Treatment

Ahmad T. Yuliansyah, Tsuyoshi Hirajima, Satoshi Kumagai, Keiko Sasaki

Journal:

Waste and Biomass Valorization

Year:

2010

Language:

english

File:

PDF, 471 KB

english, 2010

18

A model for ferrous-promoted chalcopyrite leaching

Naoki Hiroyoshi, Hajime Miki, Tsuyoshi Hirajima, Masami Tsunekawa

Journal:

Hydrometallurgy

Year:

2000

Language:

english

File:

PDF, 148 KB

english, 2000

19

Electrolysis Oxidation of Chalcopyrite and Molybdenite for Selective Flotation

Miki, Hajime, Matsuoka, Hidekazu, Hirajima, Tsuyoshi, Suyantara, Gde Pandhe Wisnu, Sasaki, Keiko

Journal:

MATERIALS TRANSACTIONS

Year:

2017

Language:

english

File:

PDF, 2.98 MB

english, 2017

20

Floatability of molybdenite and chalcopyrite in artificial seawater

Suyantara, Gde Pandhe Wisnu, Hirajima, Tsuyoshi, Miki, Hajime, Sasaki, Keiko

Journal:

Minerals Engineering

Year:

2018

Language:

english

File:

PDF, 1.69 MB

english, 2018

21

Adhesion of Escherichia coli onto quartz, hematite and corundum: Extended DLVO theory and flotation behavior

Mohsen Farahat, Tsuyoshi Hirajima, Keiko Sasaki, Katsumi Doi

Journal:

Colloids and Surfaces B: Biointerfaces

Year:

2009

Language:

english

File:

PDF, 1.23 MB

english, 2009

22

Corrigendum to “Effects of initial Fe2+ concentration and pulp density on the bioleaching of Cu from enargite by Acidianus brierleyi” [J. Hydrometall. 109/1–2 (2011) 153–160]

Sasaki, Keiko, Takatsugi, Koichiro, Hirajima, Tsuyoshi

Journal:

Hydrometallurgy

Year:

2015

Language:

english

File:

PDF, 122 KB

english, 2015

23

Influence of the pre-dispersion of montmorillonite on organic modification and the adsorption of perchlorate and methyl red anions

Luo, Wuhui, Sasaki, Keiko, Hirajima, Tsuyoshi

Journal:

Applied Clay Science

Year:

2018

Language:

english

File:

PDF, 1.09 MB

english, 2018

24

Selective flotation of chalcopyrite and molybdenite using H 2 O 2 oxidation method with the addition of ferrous sulfate

Suyantara, Gde Pandhe Wisnu, Hirajima, Tsuyoshi, Miki, Hajime, Sasaki, Keiko, Yamane, Masashi, Takida, Eri, Kuroiwa, Shigeto, Imaizumi, Yuji

Journal:

Minerals Engineering

Year:

2018

Language:

english

File:

PDF, 3.27 MB

english, 2018

25

Spectroscopic study on oxidative dissolution of chalcopyrite, enargite and tennantite at different pH values

Keiko Sasaki, Koichiro Takatsugi, Kazuhiro Ishikura, Tsuyoshi Hirajima

Journal:

Hydrometallurgy

Year:

2010

Language:

english

File:

PDF, 1.23 MB

english, 2010

26

Jig separation of plastics from scrapped copy machines

Masami Tsunekawa, Banryu Naoi, Shingo Ogawa, Kunihiro Hori, Naoki Hiroyoshi, Masazumi Ito, Tsuyoshi Hirajima

Journal:

International Journal of Mineral Processing

Year:

2005

Language:

english

File:

PDF, 223 KB

english, 2005

27

Production of 5-hydroxymethyl Furfural from Sugarcane Bagasse under Hot Compressed Water

Iryani, Dewi Agustina, Kumagai, Satoshi, Nonaka, Moriyasu, Sasaki, Keiko, Hirajima, Tsuyoshi

Journal:

Procedia Earth and Planetary Science

Year:

2013

Language:

english

File:

PDF, 715 KB

english, 2013

28

Selective flotation of chalcopyrite and molybdenite with H2O2 oxidation

Hirajima, Tsuyoshi, Miki, Hajime, Suyantara, Gde Pandhe Wisnu, Matsuoka, Hidekazu, Elmahdy, Ahmed Mohamed, Sasaki, Keiko, Imaizumi, Yuji, Kuroiwa, Shigeto

Journal:

Minerals Engineering

Year:

2017

Language:

english

File:

PDF, 1.00 MB

english, 2017

29

Bio-templated synthesis of lithium manganese oxide microtubes and their application in Li+ recovery

Yu, Qianqian, Sasaki, Keiko, Hirajima, Tsuyoshi

Journal:

Journal of Hazardous Materials

Year:

2013

Language:

english

File:

PDF, 4.71 MB

english, 2013

30

The Development of Fine Microgram Powder Electrode System and Its Application in the Analysis of Chalcopyrite Leaching Behavior

Miki, Hajime, Hirajima, Tsuyoshi, Oka, Kazunori, Sasaki, Keiko

Journal:

Year:

2016

Language:

english

File:

PDF, 1.23 MB

english, 2016

31

A case of ferrous sulfate addition enhancing chalcopyrite leaching

Naoki Hiroyoshi, Masahiko Hirota, Tsuyoshi Hirajima, Masami Tsunekawa

Journal:

Hydrometallurgy

Year:

1997

Language:

english

File:

PDF, 616 KB

english, 1997

32

Catalytic effect of silver on arsenic-containing copper sulfide dissolution in acidic solution

Miki, Hajime, Iguchi, Akinobu, Hirajima, Tsuyoshi, Sasaki, Keiko

Journal:

Hydrometallurgy

Year:

2016

Language:

english

File:

PDF, 2.37 MB

english, 2016

33

Hydrothermal Treatment of Oil Palm Biomass in Batch and Semi-Flow Reactors

Yuliansyah, Ahmad T., Kumagai, Satoshi, Hirajima, Tsuyoshi, Sasaki, Keiko

Journal:

Energy Procedia

Year:

2019

Language:

english

File:

PDF, 554 KB

english, 2019

34

Selective adsorption of inorganic anions on unwashed and washed hexadecyl pyridinium-modified montmorillonite

Luo, Wuhui, Hirajima, Tsuyoshi, Sasaki, Keiko

Journal:

Separation and Purification Technology

Year:

2017

Language:

english

File:

PDF, 1.28 MB

english, 2017

35

Selenite and selenate uptaken in ettringite: Immobilization mechanisms, coordination chemistry, and insights from structure

Guo, Binglin, Sasaki, Keiko, Hirajima, Tsuyoshi

Journal:

Cement and Concrete Research

Year:

2017

Language:

english

File:

PDF, 1.33 MB

english, 2017

36

Effects of initial Fe2+ concentration and pulp density on the bioleaching of Cu from enargite by Acidianus brierleyi

Keiko Sasaki, Koichiro Takatsugi, Tsuyoshi Hirajima

Journal:

Hydrometallurgy

Year:

2011

Language:

english

File:

PDF, 2.75 MB

english, 2011

37

Preparation of Coke from Indonesian Lignites by a Sequence of Hydrothermal Treatment, Hot Briquetting, and Carbonization

Mori, Aska, Yuniati, Mutia Dewi, Mursito, Anggoro Tri, Kudo, Shinji, Norinaga, Koyo, Nonaka, Moriyasu, Hirajima, Tsuyoshi, Kim, Hyun-Seok, Hayashi, Jun-ichiro

Journal:

Year:

2013

Language:

english

File:

PDF, 1.90 MB

english, 2013

38

Characterization of the intermediate in formation of selenate-substituted ettringite

Guo, Binglin, Sasaki, Keiko, Hirajima, Tsuyoshi

Journal:

Cement and Concrete Research

Year:

2017

Language:

english

File:

PDF, 1.50 MB

english, 2017

39

Effects of sodium thiosulphate on chalcopyrite and tennantite: An insight for alternative separation technique

Himawan T.B.M. Petrus, Tsuyoshi Hirajima, Keiko Sasaki, Hideyuki Okamoto

Journal:

International Journal of Mineral Processing

Year:

2012

Language:

english

File:

PDF, 1.53 MB

english, 2012

40

Characterization and Production of Solid Biofuel from Sugarcane Bagasse by Hydrothermal Carbonization

Iryani, Dewi Agustina, Kumagai, Satoshi, Nonaka, Moriyasu, Sasaki, Keiko, Hirajima, Tsuyoshi

Journal:

Waste and Biomass Valorization

Year:

2017

Language:

english

File:

PDF, 1.91 MB

english, 2017

41

Suppression of pyrite oxidation in acid mine drainage by carrier microencapsulation using liquid product of hydrothermal treatment of low-rank coal, and electrochemical behavior of resultant encapsulating coatings

Yuniati, Mutia Dewi, Kitagawa, Keitaro, Hirajima, Tsuyoshi, Miki, Hajime, Okibe, Naoko, Sasaki, Keiko

Journal:

Hydrometallurgy

Year:

2015

Language:

english

File:

PDF, 3.49 MB

english, 2015

42

Effect of Cu(II) on Bio-Scorodite Crystallization Using Acidianus brierleyi

Okibe, Naoko, Morishita, Shiori, Tanaka, Masahito, Hirajima, Tsuyoshi, Sasaki, Keiko

Journal:

Advanced Materials Research

Year:

2015

Language:

english

File:

PDF, 1.21 MB

english, 2015

43

Combustion performance of Loy Yang lignite treated using microwave irradiation treatment

Liu, Xiangchun, Masuyama, Taigen, Hirajima, Tsuyoshi, Nonaka, Moriyasu, Sasaki, Keiko

Journal:

Thermochimica Acta

Year:

2016

Language:

english

File:

PDF, 998 KB

english, 2016

44

Effects of activated carbon on optimization of microwave irradiation upgrading of L oy Y ang lignite

Liu, Xiangchun, Cheng, Feng, Hirajima, Tsuyoshi, Cui, Ping

Journal:

Asia-Pacific Journal of Chemical Engineering

Year:

2019

Language:

english

File:

PDF, 1.53 MB

english, 2019

45

Upgrading of low rank coal and woody biomass mixture by hydrothermal treatment

Moriyasu Nonaka, Tsuyoshi Hirajima, Keiko Sasaki

Journal:

Year:

2011

Language:

english

File:

PDF, 790 KB

english, 2011

46

The effect of hydrothermal dewatering of Pontianak tropical peat on organics in wastewater and gaseous products

Anggoro Tri Mursito, Tsuyoshi Hirajima, Keiko Sasaki, Satoshi Kumagai

Journal:

Year:

2010

Language:

english

File:

PDF, 761 KB

english, 2010

47

Chemical regeneration of magnesium oxide used as a sorbent for fluoride

Keiko Sasaki, Naoyuki Fukumoto, Sayo Moriyama, Qianqian Yu, Tsuyoshi Hirajima

Journal:

Separation and Purification Technology

Year:

2012

Language:

english

File:

PDF, 1.25 MB

english, 2012

48

Biooxidation of Gold-, Silver, and Antimony-Bearing Highly Refractory Polymetallic Sulfide Concentrates, and its Comparison with Abiotic Pretreatment Techniques

Tanaka, Masahito, Yamaji, Yuta, Fukano, Yuken, Shimada, Kazuhiko, Ishibashi, Jun-Ichiro, Hirajima, Tsuyoshi, Sasaki, Keiko, Sawada, Mitsuru, Okibe, Naoko

Journal:

Geomicrobiology

Year:

2015

Language:

english

File:

PDF, 1.36 MB

english, 2015

49

Influence of Mg components in hydroxylated calcined dolomite to (co-)precipitation of fluoride with apatites

Toshiyuki, Kenta, Nagato, Shugo, Hirajima, Tsuyoshi, Sasaki, Keiko, Naruse, Takuro, Kawashima, Takeshi

Journal:

Chemical Engineering Journal

Year:

2016

Language:

english

File:

PDF, 3.86 MB

english, 2016

50

Mechanism of Silver-Catalyzed Bioleaching of Enargite Concentrate

Oyama, Keishi, Hirajima, Tsuyoshi, Sasaki, Keiko, Miki, Hajime, Okibe, Naoko

Journal:

Solid State Phenomena

Year:

2017

Language:

english

File:

PDF, 931 KB

english, 2017

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