Japanese term (edited): �E���t

The term "effulent" is found in the web page below. Not much confidence, but the case seems similar to the context.

Japanese term (edited): �E���t

Syneresis is the term for separation of a liquid from a gel.
Yuk! (Trying not to imagine how that relates to the subject matter)

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Note added at 38 mins (2006-02-06 06:33:06 GMT)
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syneresis シネレシス | 栓状沈殿 | 離液 | 離液現象 | 離水 |
syneresis シネレシス | 離しょう | 離液 | 離液現象 | 離水
syneresis ratio 離水量

From http://trans.glova.jp
So on 2nd thoughts, if 離液 is different to 脱離液, I could be up s*@t creek with this answer...
Anyway, hthal...

Japanese term (edited): �E���t

Note how the text provides three phases: methane gas, precipitated solids (dregs), and--ta da!--a liquid. The first URL below defines メタン発酵脱離液 as メタン発酵消化液を重力沈降させた上清部--i.e., the liquid off the top.

Japanese term (edited): �E���t

supernatant liquid containing cells of acid formers and volatile organic acids, and a solid waste containing undigested sludge,
Process and system for anaerobic treatment of biochemical waste - Patent 4067801
In a system for treatment of biochemical waste such as activated sludges, the waste is subjected to anaerobic stabilization processes, which include two phases of an acid fermentation and a methane fe ... treatment of sewage and waste ... methane gas by ... liquid containing organic acids and waste sludge by some solid-liquid separation units. The supernatant liquid is transferred to the methane ...www.freepatentsonline.com/4067801.html - 57k

Japanese term (edited): �E���t

http://72.14.207.104/search?q=cache:AU6eH3PLjvYJ:doitsu-nen....

This page translates it as supernatant liquor, and searching for those terms on Google produces quite a few results.
http://www.google.co.jp/search?sourceid=navclient&hl=ja&ie=U...