Please use this identifier to cite or link to this item:
http://hdl.handle.net/123456789/872
DC Field | Value | Language |
---|---|---|
dc.contributor.author | Cruceru, Mihail | - |
dc.contributor.author | Chircu, Seia | - |
dc.contributor.author | Craiu, Cornel | - |
dc.date.accessioned | 2017-04-20T13:55:23Z | - |
dc.date.available | 2017-04-20T13:55:23Z | - |
dc.date.issued | 1983-01-30 | - |
dc.identifier.other | RO 81184 A | - |
dc.identifier.uri | http://hdl.handle.net/123456789/872 | - |
dc.description | Patent Assignee Name(s) and Code(s): INST EPUR APEL REZI | en_US |
dc.description.abstract | Zn is recovered in 98% yield from residual waters of artificial fibre prodn. by first treating the acidic residue at 90-95 deg.C with a 30% NaOH soln. to pH 4-5., and then treating with a 10% Na2CO3 soln. to pH 8.5-9.5. The pptd. Zn concentrate is sepd. from the supernatant liq. by decantation or filtration, converted to ZnSO4 and crystallized. | en_US |
dc.language.iso | en_US | en_US |
dc.subject | Zinc | en_US |
dc.subject | Recovery | en_US |
dc.subject | Residual water | en_US |
dc.title | Zinc recovery from artificial fibre prodn. acidic waste waters comprises two step pptn. with sodium hydroxide and then sodium carbonate soln. | en_US |
dc.title.alternative | Procedeu de recuperare a zincului din ape reziduale | - |
dc.type | Patent | en_US |
item.fulltext | With Fulltext | - |
item.cerifentitytype | Publications | - |
item.grantfulltext | reserved | - |
item.openairecristype | http://purl.org/coar/resource_type/c_18cf | - |
item.openairetype | Patent | - |
item.languageiso639-1 | en_US | - |
Appears in Collections: | Patents |
Files in This Item:
File | Description | Size | Format | Existing users please |
---|---|---|---|---|
Documentatie~RO81184A.pdf | 22.98 kB | Adobe PDF | Request a copy | |
~RO81184A.pdf | 92.99 kB | Adobe PDF | Request a copy |
Google ScholarTM
Check
Items in DSpace are protected by copyright, with all rights reserved, unless otherwise indicated.