ZA917232B
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1992-10-28
Argon recovery from argon-oxygen-decarburization process waste gases
GB9026549D0
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1991-01-23
Method for producing copper sulfate from waste copper-containing liquid
GB9320581D0
(en )
1993-11-24
Waste water process recovery system
ZA9010122B
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1991-10-30
Recovery of metal values from zinc plant residues
ZA845229B
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1985-06-26
Process for recovering minerals and metals by oleophilic adhesion
EP0512959A3
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1993-05-12
Process of recovering platinum group metal
EP0486187A3
(en )
1992-08-19
Process and apparatus for electrowinning of heavy metals from waste baths
GB2210386B
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1992-06-10
Process for recovery of metals from metal/plastics waste
ZA902303B
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1990-12-28
Molten metal filtration system and process
EP0436098A3
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1992-03-04
Process for degassing purified water obtained by reverse osmosis and reverse osmosis system for carrying out said method
PL296905A1
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1994-06-13
Method of recovering metals from filtration deposits obtained in pretreatment of electroplating plant wastes
EP0492607A3
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1993-09-29
Method for separating molten salt particles from molten metal
DE3460983D1
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1986-11-20
Method for the separate recovery of metals from waste in particular chemical waste
PL295981A1
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1993-02-22
Method of recovering metals from filtration wastes of an electroplating plant
EP0640430A3
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1995-07-19
Process for cladding precious metals to precipitation hardenable materials.
HUT65401A
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1994-06-28
Bath and process for pretreatment of light metals
GB8807573D0
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1988-05-05
Method in continuous chemical precipitation process for water
PL265202A1
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1988-11-10
Method of treating galvanizing plant waste waters with simultaneous recovering of heavy metals
EP0596438A3
(en )
1995-02-15
Method of solidifying filter residues containing heavy metals.
GB2280900B
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1998-02-25
A method for treating waste water to remove heavy metal ions using acorn extract
GB9120218D0
(en )
1991-11-06
Method of recovering palladium by electrolysis and apparatus therefor
PL299475A1
(en )
1994-12-27
Process for utilizing electroplating plant wastes of high chromium content
HU9200563D0
(en )
1992-05-28
Method for recovering ammonium cyanide from industrial waste water
RO104105B1
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1992-08-01
Recovery method of copper from sludge resulted in organic chemistry
Wagner
1991
Waste Water From Galvanic Plate Production Made Environment Safe