The SIROFLOC process for treating turbid waters of Thai sources (Record no. 107342)

MARC details
000 -LEADER
fixed length control field 03792nam a2200445 4500
005 - DATE AND TIME OF LATEST TRANSACTION
control field 20260818214127.0
008 - FIXED-LENGTH DATA ELEMENTS--GENERAL INFORMATION
fixed length control field 011298s1986 th r 0000|00eng d
035 ## - SYSTEM CONTROL NUMBER
System control number .b10717596
099 #9 - LOCAL FREE-TEXT CALL NUMBER (OCLC)
Classification number AIT Thesis no.EV-86-1
100 1# - MAIN ENTRY--PERSONAL NAME
Personal name Shanmuganantha, Sivasubramaniam
245 14 - TITLE STATEMENT
Title The SIROFLOC process for treating turbid waters of Thai sources
260 ## - PUBLICATION, DISTRIBUTION, ETC.
Place of publication, distribution, etc. Bangkok :
Name of publisher, distributor, etc. Asian Institute of Technology,
Date of publication, distribution, etc. 1986
300 ## - PHYSICAL DESCRIPTION
Extent 150 p.
490 1# - SERIES STATEMENT
Series statement Thesis ;
Volume/sequential designation no. EV-86-1
500 ## - GENERAL NOTE
General note A thesis submitted in partial fulfillment of the requirements for the degree of Master of Engineering, School of Environment, Resources and Development
502 ## - DISSERTATION NOTE
Dissertation note Thesis (M. Eng.) - Asian Institute of Technology, 1986
520 ## - SUMMARY, ETC.
Summary, etc. Most water treatment involves coagulation-flocculation process in the removal of turbidity and color. The SIRIFLOC Process is a recently developed coagulation-adsorption process where recoverable magnetite is used as coagulant-adsorbent instead of conventional coagulants. The SIROFLOC Process is being used in Australia, United Kingdom and Republic of China as a successful alternative to conventional processes. The applicability of SIROFLOC Process to waters of Chao Phrya River of Thailand in removing turbidity and color was considered on a laboratory scale in this study. Several samples were jar-tested with pH, dosage of magnetite and dosage of polyelectrolyte as controlling parameters to study the effect of the above controlling parameters on the removal of turbidity and color. Similar studies were performed simultaniously with alum instead of magnetite as coagulant for comparison purposes. Results indicated that with initial turbidities ranging from 25-160 NTU and obtained during September 1985 - January 1986 period, SIROFLOC Process produced effluents of turbidity and color less than 5 NTU and 50Hazen respectively. The optimum conditions varied from sample sample. Removal of turbidity rather than removal of color governed such optimum conditions. Dosages of magnetite from 0.5-1.5% wjw were found to be sufficient. Dosage of cationic type polyelectrolyte in the range of 0.25-0.50 mgjl gave satisfactory results. pH closer to the natural pH (about 7.0) was found to be quite appropriate. For initial turbidities less than 48 NTU both alum and magnetite were equally effective but beyond 48 NTU magnetite gained superiority over alum. Magnetite was found to be superior to alum for initial color values greater than 150Hazen. Regeneration of Magnetite was very effective.
650 10 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element Sewage
General subdivision Purification
-- Flocculation
700 1# - ADDED ENTRY--PERSONAL NAME
Personal name Fude, I.,
Relator term Chairperson
700 1# - ADDED ENTRY--PERSONAL NAME
Personal name Shin, H.S.,
Relator term Examination Committee
700 1# - ADDED ENTRY--PERSONAL NAME
Personal name Hanaki, K.,
Relator term Examination Committee
700 1# - ADDED ENTRY--PERSONAL NAME
Personal name Fish, E.J.,
Relator term Advisor
700 1# - ADDED ENTRY--PERSONAL NAME
Personal name Wang, R.R.,
Relator term Advisor
710 2# - ADDED ENTRY--CORPORATE NAME
Corporate name or jurisdiction name as entry element NORAD, Norway,
Relator term Scholarship Donor
810 2# - SERIES ADDED ENTRY--CORPORATE NAME
Corporate name or jurisdiction name as entry element Asian Institute of Technology.
Title of a work Thesis ;
Volume/sequential designation no. EV-86-1
856 ## - ELECTRONIC LOCATION AND ACCESS
Materials specified Full-Text
Uniform Resource Identifier <a href="http://203.159.5.9/ait-thesis/detail.php?q=B19623">http://203.159.5.9/ait-thesis/detail.php?q=B19623</a>
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b mnait
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a 240402
998 ## - LOCAL CONTROL INFORMATION (RLIN)
Operator's initials, OID (RLIN) 2
Cataloger's initials, CIN (RLIN) 951012
First date, FD (RLIN) m
-- a
-- x
-- 4
945 ## - LOCAL PROCESSING INFORMATION (OCLC)
l mnait
945 ## - LOCAL PROCESSING INFORMATION (OCLC)
l mnait
945 ## - LOCAL PROCESSING INFORMATION (OCLC)
l mnarc
942 ## - ADDED ENTRY ELEMENTS (KOHA)
Koha item type 22-AIT Thesis (Replacement)
942 ## - ADDED ENTRY ELEMENTS (KOHA)
Koha item type 40-Archives
942 ## - ADDED ENTRY ELEMENTS (KOHA)
Koha item type 20-AIT Publication
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Holdings
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      Available for Loans Asian Institute of Technology Library Asian Institute of Technology Library AIT Publications 18/08/2026 50.00   AIT Thesis no.EV-86-1 30050120804314 18/08/2026 3 18/08/2026 22-AIT Thesis (Replacement)
      Available for Loans Asian Institute of Technology Library Asian Institute of Technology Library Archives 18/08/2026     AIT Thesis no.EV-86-1 30050120224174 18/08/2026   18/08/2026 40-Archives
      Available for Loans Asian Institute of Technology Library Asian Institute of Technology Library AIT Publications 18/08/2026 50.00   AIT Thesis no.EV-86-1 30050121074255 18/08/2026 1 18/08/2026 20-AIT Publication
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