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sliver mineral processing equipment with patent

WO1996000308A2 - Method and apparatus for extracting precious

A method and apparatus 4 for extraction of precious metals from their ores and the In the prior art the first step in precious metal production from ore involves preparing the Recent improvements in the art are disclosed by: Pooley et al. in U.S. Patent No. process for leaching pyritic materials from gold and silver ore.

US4662938A - Recovery of silver and gold - Google Patents

This invention provides processes for selectively recovering silver and gold the ore gangue, with subsequent processing of the silver and gold cyanide leach

WO2014153672A1 - Integrated recovery of metals - Google Patents

Prior art keywords: metal: soluble: silver: copper: substrate; Prior art date: 2013-03-28 Currently, the industry relies on concentrating equipment to create a This process can leave significant amounts of finely ground minerals and/or toxic

The Australian Mining Industry: More than Just Shovels - IP Australia

Department of Industry and Science and Bradley Mann Senior Patent Analyst, IP Australia Mining Equipment Technology Services METS Firms . Box 2: Case Study – The Production and Refining of Gold . gold/silver respectively.

Sepro Mineral Systems Corp. - Canadian Intellectual Property

Beginning as a mineral processing equipment provider decades ago, Sepro with high-value mineral resources including: gold, silver, platinum, tin, tungsten, Oyen Wiggs has assisted Sepro with their patent and trademark portfolios,

US Patent for Method for recovering precious metals and copper

9 Jun 2015 The present disclosure is directed to a process for recovering a precious metal Separation of copper minerals from pyrite using air-metabisulfite treatment copper to leach gold and silver from ores containing manganese. at a metal recovery plant by a thiosulfate leaching process 100 followed by ion

US3628321A - Asbestos processing apparatus - Google Patents

Asbestos or like roving or tape, sliver, or other material strand form is D02G3/20 Yarns or threads made from mineral substances from asbestos Imre Meir Schwartz ATTORNEYS ASBESTOS PROCESSING APPARATUS This

Patents - Google

Info: Patent citations 9 ; Cited by 7 ; Legal events; Similar documents Carding Specialists Canada Limited Method of handling a sliver US3225533A 1965-12-28 Apparatus and process for forming yarns and other twisted assemblies.

Process and apparatus for forming rolled slivers - Google Patents

Process and apparatus for forming rolled slivers Download PDF granted Critical: 1967-03-14 Publi ion of US3309034A publi ion Critical patent/US3309034A/en US2702261A en , 1955-02-15, Method for processing mineral fibers.

S - Index to the U.S. Patent Classifi ion System

Glass manufacturing machine 65 / 159. Hat . Mining and quarrying with . 299 / 7 . Molten metal . Sliver and Sliver Making Assembling .

US2057191A - Roll forming device - Google Patents

D01G27/00 Lap- or sliver-winding devices, e.g. for products of cotton scutchers, jute adapted for the production of rolls from sheet material of inherently low tensile An apparatus for winding felts of frangible fibers of mineral wool or the like

Spinning Machines - an overview ScienceDirect Topics

The technological process of Siro spinning is shown in Fig. machine GB Patent 1962, US Patent 1977a and the WinSpin machine from the The S300 ST spinning machine is equipped with a pre-drafting system in order to process sliver of up to 12 10.2.1 Regression model of mineral wool primary layer homogeneity.

US2422444A - Drawing mechanism for textile slivers - Google Patents

My invention relates to the drawing or drafting mechanisms for textile slivers used in spinning machines for the spinning of cotton or other textile fibres, that

EPO - European Patent Office

20 Mar 2018 Silver& 39;s goal is to bring the unit cost down to less than 1 euro, by means of mass production. By comparison, the cost of an eye test and a pair of

CA521047A - Purifi ion of silver nitrate solutions - Google Patents

CA552562A 1958-02-04 Production of polymyxin. CA524942A 1956-05-15 Circular saw. CA580359A 1959-07-28 Regeneration of photographic silver bleach

Silver processing Britannica

28 Jan 2015 Silver processing, preparation of the ore for use in various products. Silver has long been valued for its white metallic lustre, its ability to be

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