ARCHIVED Comparison testing of rotary kilns and fluidized bed reactors. (NRCan-5000035444)

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Tender Notice


Publishing status


Publication date
Amendment date
Date closing
2018/02/05 14:00 Eastern Standard Time (EST)


Reference number
Solicitation number
Region of opportunity
Region of delivery
National Capital Region
Notice type
Invitation to Tender (ITT)
Trade agreement
  • None
Tendering procedure
Procurement entity
Natural Resources Canada
End user entity
Natural Resources Canada

Contact Information

Contact name
Richer, Therese
Contact email
Contact phone
Contact address
50 Place de la Cité
Sherbrooke, QC
J1H 4G9


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By means of this RFP, Natural Resources Canada - CanmetMINING is seeking proposals from bidders to address the following objectives related to comparison testing of rotary kilns and fluidized bed reactors.

Objectives: To investigate, at a laboratory scale:

  • the mixing behaviour as a function of acid:feedstock ratio and acid addition sequence;
  • the extent of Rare Earth Elements mineral sulphation through rotary kilns and fluidized bed reactors testing as a function of temperature, acid ratio, loading and residence time during subsequent leaching;
  • the ability to make micro-pellets suitable for processing in a fluidized bed reactors.

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Solicitation Documents

FileAmendment numberLanguageUnique Download Event (English page)Date added
ddp-nrcan-5000035444.pdf000French- 2018-01-19
rfp-nrcan-5000035444.pdf000English- 2018-01-19

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