DE69315833T2 - Hydrophobic polyelectrolyte coagulant for concentrating residues from coal processing - Google Patents

Hydrophobic polyelectrolyte coagulant for concentrating residues from coal processing

Info

Publication number
DE69315833T2
DE69315833T2 DE1993615833 DE69315833T DE69315833T2 DE 69315833 T2 DE69315833 T2 DE 69315833T2 DE 1993615833 DE1993615833 DE 1993615833 DE 69315833 T DE69315833 T DE 69315833T DE 69315833 T2 DE69315833 T2 DE 69315833T2
Authority
DE
Germany
Prior art keywords
coal processing
concentrating residues
hydrophobic polyelectrolyte
polyelectrolyte coagulant
coagulant
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE1993615833
Other languages
German (de)
Other versions
DE69315833D1 (en
Inventor
Manian Ramesh
Ram A Venkatadri
Lawrence J Connelly
Jeffrey R Cramm
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ChampionX LLC
Original Assignee
Nalco Chemical Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nalco Chemical Co filed Critical Nalco Chemical Co
Priority claimed from EP93114606A external-priority patent/EP0643017B1/en
Publication of DE69315833D1 publication Critical patent/DE69315833D1/en
Application granted granted Critical
Publication of DE69315833T2 publication Critical patent/DE69315833T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

DE1993615833 1993-09-10 1993-09-10 Hydrophobic polyelectrolyte coagulant for concentrating residues from coal processing Expired - Fee Related DE69315833T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP93114606A EP0643017B1 (en) 1992-08-18 1993-09-10 Hydrophobic Polyelectrolyte coagulants for concentrating coal tailings

Publications (2)

Publication Number Publication Date
DE69315833D1 DE69315833D1 (en) 1998-01-29
DE69315833T2 true DE69315833T2 (en) 1998-05-28

Family

ID=8213252

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1993615833 Expired - Fee Related DE69315833T2 (en) 1993-09-10 1993-09-10 Hydrophobic polyelectrolyte coagulant for concentrating residues from coal processing

Country Status (1)

Country Link
DE (1) DE69315833T2 (en)

Also Published As

Publication number Publication date
DE69315833D1 (en) 1998-01-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee