HPGR definition

HPGR means high pressure griding rolls.
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HPGR means high-pressure grinding roll. “HK” means hypabyssal kimberlite.
Sample 1
HPGR means high-pressure grinding roll.
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Examples of HPGR in a sentence

  • The comminution consists of primary crushing by gyratory crusher, secondary crushing by cone crusher, and tertiary crushing by HPGR followed by ball mill grinding.

  • Results indicate that these components allow for improved gold leaching kinetics and effective extraction of copper from the pregnant solution.Ore will be crushed at a nominal rate of 18,750 tpd using a three-stage crushing system including a HPGR in the tertiary stage.

  • The document recommended further work on SAG mills, and looking at rock competency data, the use of HPGR mill could be considered as another alternative.

  • Net earnings in Q2 and Q3 2022 were also negatively impacted due to reduced stacking at Kisladag in previous quarters due to the commissioning of the high-pressure grinding rolls circuit ("HPGR") in Q4 2021 and production challenges in Q1 2022.

  • Of significant importance is the ability of the agglomerated ore to support the planned heap height.No significant deleterious materials such as mercury or clays were noted in the samples tested.A high level of metallurgical and process risk mitigation is incorporated in the process design with HPGR crushing, agglomeration and the SART plant.

  • Considers initial capital in one single annual period; excludes High-Pressure-Grinding-Roller (HPGR) acquired upon the acquisition of Goldrock Mines Corp.

  • In Q1 2022, a $19.8 million ($16.0 million net of deferred tax) write-down was recorded as a result of the commissioning of the HPGR at Kisladag.

  • Net Present Value; considers initial capital in one single annual period; excludes High-Pressure-Grinding-Roller (HPGR) acquired upon the acquisition of Goldrock Mines Corp.

  • The third program tested material crushed to represent open and closed circuit HPGR products and extended the leach time on the column tests.

  • In addition there were two column leach tests conducted with conventionally crushed feed that approximated the HPGR feed size (3.4mm).Head and tail screen analyses were conducted on each column feed and residue.

Related to HPGR

  • LDPE means low density polyethylene, labeled by the SPI code #4.

  • Beam axis means a line from the source through the centers of the x-ray fields.

  • Grinding means to reduce to powder or small fragments and includes mechanical chipping or drilling.

  • LSD means lysergic acid diethylamide.

  • HCD means the California Department of Housing and Community Development.

  • MGD means million gallons per day. "mg/l" means milligrams per liter. "ug/l" means micrograms per liter. "ng/l" means nanograms per liter. "S.U." means standard pH unit. "kg/day" means kilograms per day.

  • Backpressure means a pressure (caused by a pump, elevated tank or piping, boiler, or other means) on the consumer's side of the service connection that is greater than the pressure provided by the public water system and which may cause backflow.

  • GPM means gallons per minute.

  • Biomass means the biodegradable fraction of products, waste and residues from biological origin from agriculture (including vegetal and animal substances), forestry and related industries including fisheries and aquaculture, as well as the biodegradable fraction of industrial and municipal waste;

  • Alloy means a metal consisting of a mixture of a basic metallic element and one or more metallic, or non-metallic, alloying elements.

  • HSP means HUB subcontracting plan, as described in Chapter 2161 of the Texas Government Code.

  • Downstream means carrying a transmission from the Headend to remote points on the Cable System or to Interconnection points on the Cable System.

  • Gasification means the substoichiometric oxidation or steam reformation of a substance to produce a gaseous mixture containing two or more of the following: (i) oxides of carbon; (ii) methane; and (iii) hydrogen;

  • CO2 means carbon dioxide.

  • SOQ means Statement of Qualifications.

  • Substrate means the surface onto which a coating is applied or into which a coating is impregnated.

  • Uppermost aquifer means the geologic formation nearest the natural ground surface that is an aquifer, as well as lower aquifers that are hydraulically interconnected with this aquifer within the facility's property boundary.

  • MAOP means the maximum allowable operating pressure of the Maui Pipeline or any part of it, as set out in Schedule 6.

  • PNode has the meaning set forth in the CAISO Tariff.

  • Ultra Low Sulfur Diesel Fuel means diesel fuel that has a sulfur content of no more than fifteen parts per

  • HDPE means high density polyethylene;

  • Interconnection Point means the point(s) of connection(s) at which the project is connected to the grid i.e. it shall be at 11 / 22 kV bus bar level of substation of MSEDCL.

  • Flash point means the lowest temperature of a liquid at which its vapours form a flammable mixture with air;

  • Hydraulic fracturing means the fracturing of underground rock formations, including shale and non-shale formations, by manmade fluid-driven techniques for the purpose of stimulating oil, natural gas, or other subsurface hydrocarbon production.

  • TLR means the NERC Transmission Loading Relief Procedures used in the Eastern Interconnection as specified in NERC Operating Policies.

  • Focal point means the entity of a Party referred to in Article 5 responsible for receiving and submitting information as provided for in Articles 13 and 16;