5 results
6-K
EX-99.1
NAK
Northern Dynasty Minerals Ltd.
21 Sep 23
NI 43-101 Technical Report Update and Preliminary Economic Assessment
3:09pm
of the underflow is directed to the HIG mills for regrinding. Gravity concentrate is pumped to geotextile dewatering bags in a dewatering area. All the effluent … membranes would be recombined with the main effluent stream for discharge to the environment. Brine from the fourth stage of reverse-osmosis membranes
6-K
EX-99.1
NAK
Northern Dynasty Minerals Ltd.
17 Apr 23
Current report (foreign)
9:51am
criteria. The process plant sewage treatment plant will receive effluent that may have metallic residues from the workers’ change house
6-K
EX-99.1
NAK
Northern Dynasty Minerals Ltd.
18 Nov 22
NI 43-101 Technical Report Update
7:45pm
be pumped to geotextile dewatering bags in a dewatering area. All the effluent that would be released from the geotextile bags in the dewatering process would … from the fourth stage of RO membranes would be recombined with the main effluent stream for discharge to the environment. Brine from the fourth stage
6-K
EX-99.1
NAK
Northern Dynasty Minerals Ltd.
2 Nov 21
Current report (foreign)
6:14am
would be pumped to geotextile dewatering bags in a dewatering area. All the effluent that would be released from the geotextile bags in the dewatering … ) membranes to further remove TDS. Permeate from the fourth stage of RO membranes would be recombined with the main effluent stream for discharge
6-K
EX-99.1
NAK
Northern Dynasty Minerals Ltd.
6 Apr 21
Current report (foreign)
11:58am
nitrogen, and ammonia to meet ADEC domestic waste-discharge criteria. The process plant sewage treatment plant will receive effluent that may have
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