[go: up one dir, main page]

PH16021A - Process for the recovery of gold from carbonaceous ores - Google Patents

Process for the recovery of gold from carbonaceous ores

Info

Publication number
PH16021A
PH16021A PH25244A PH25244A PH16021A PH 16021 A PH16021 A PH 16021A PH 25244 A PH25244 A PH 25244A PH 25244 A PH25244 A PH 25244A PH 16021 A PH16021 A PH 16021A
Authority
PH
Philippines
Prior art keywords
gold
recovery
carbonaceous ores
ores
carbonaceous
Prior art date
Application number
PH25244A
Inventor
Raphael Fritz Matson
Bernhard Meredith Fisher
Original Assignee
Freeport Minerals 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
Priority claimed from US06/125,926 external-priority patent/US4289532A/en
Application filed by Freeport Minerals Co filed Critical Freeport Minerals Co
Publication of PH16021A publication Critical patent/PH16021A/en

Links

PH25244A 1980-02-29 1981-02-20 Process for the recovery of gold from carbonaceous ores PH16021A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/125,926 US4289532A (en) 1979-12-03 1980-02-29 Process for the recovery of gold from carbonaceous ores

Publications (1)

Publication Number Publication Date
PH16021A true PH16021A (en) 1983-05-30

Family

ID=22422090

Family Applications (1)

Application Number Title Priority Date Filing Date
PH25244A PH16021A (en) 1980-02-29 1981-02-20 Process for the recovery of gold from carbonaceous ores

Country Status (4)

Country Link
AU (1) AU541816B2 (en)
CA (1) CA1152754A (en)
PH (1) PH16021A (en)
ZA (1) ZA811215B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4888293A (en) * 1987-07-10 1989-12-19 Giant Bay Biotech Inc. Adapting bacteria to low pH and high arsenic concentration for use in oxidizing sulfide ores
US5089412A (en) * 1987-07-10 1992-02-18 Gb Biotech Inc. Bacteria for oxidizing multimetallic sulphide ores
US4987081A (en) * 1987-07-10 1991-01-22 Gb Biotech Inc. Chemical/biological process to oxidize multimetallic sulphide ores
CA2057217C (en) * 1990-12-11 1999-08-31 Bruce Edward Holbein A process for the decontamination of toxic, heavy-metal containing soils
US5494649A (en) * 1991-10-03 1996-02-27 Cognis, Inc. Process for removing heavy metals from paint chips

Also Published As

Publication number Publication date
AU541816B2 (en) 1985-01-24
CA1152754A (en) 1983-08-30
AU6742681A (en) 1981-09-03
ZA811215B (en) 1982-03-31

Similar Documents

Publication Publication Date Title
DE3163890D1 (en) Process for the extraction of precious metals from solutions thereof
ZA807196B (en) Recovery of precious metals from difficult ores
ZA811461B (en) Refractory metal recovery process
GB2075355B (en) Recovering coal from slurry
GB2069472B (en) Process for recovering precious metals
ZA81571B (en) Process for the recovery of copper and zinc values from sulphidic ore
DE3166290D1 (en) Process for the recovery of metals from their ores
ZA825628B (en) A process for the recovery of metals
GB2203420B (en) Process for the recovery of metals
GB2085856B (en) Gold recovery process
PT72519A (en) A method for the recovery of valuable metals from finelydivided pyrite
EP0062337A3 (en) Process for the recovery of valuable material
GB2181722B (en) Method for the recovery of precious metals from ores
YU44364B (en) Process for foam-flotation of sulfidic metallic ores
PH16021A (en) Process for the recovery of gold from carbonaceous ores
ZW18883A1 (en) Leaching refractory gold ores
DE3166293D1 (en) Process for the recovery of lead and silver from minerals and process residues
GB2068921B (en) Precious metals recovery process
ZA83392B (en) Process for the recovery of metal values from mattes
YU98181A (en) Process for recovering metals
DE3276910D1 (en) Process for the selective recovery of lead from lead sulphides
YU287881A (en) Process for leaching copper and aresenic from the copper slag
NZ197120A (en) Recovery of vanadium from ores by direct reduction
ZA828597B (en) Method for recovering gold from refractory ores
GB2150549B (en) Process for the separate recovery of metal chlorides from complex ores etc

Legal Events

Date Code Title Description
AT Record of annual fee payments

Year of fee payment: 14