Author: John Walter GregoryPublisher:
ISBN:
Category : Gold mines and mining
Languages : en
Pages : 46
Book Description
Cantor Lectures on Gold Mining and Gold Production
Author: John Walter GregoryPublisher:
ISBN:
Category : Gold mines and mining
Languages : en
Pages : 46
Book Description
Cantor Lectures on Gold Mining and Gold Production
Author: John Walter GregoryPublisher: Forgotten Books
ISBN: 9781330212875
Category : Science
Languages : en
Pages : 39
Book Description
Excerpt from Cantor Lectures on Gold Mining and Gold Production: Delivered Before the Society of Arts on January 28, and February 4, 11, 1907 Lecture I. Alluvial Gold Mining. - Small scale methods and manual appliances - Hydraulic sluicing - Gold dredges; chief types; ground to which suitable; costs - The deep leads of Australia; their nature; distribution; methods of discovery and mining. Lecture II. Lode Mining. - The term "reef" used both for ore and "country" rock - The chief types of gold-bearing lodes - The importance of ore genesis in reference to mine development - The chief gold fields of the world and their structures - The Rand and its banket. Lecture III. Gold Production. - The crushing of the ore; the stamp mill - The extraction of gold by amalgamation; smelting; chlorination and cyanidation - Reforms in consequence of the tube mill and the filter press - The depth of ores; surface and secondary enrichment - Mining costs and gold mining organisation. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
Cantor Lectures on Gold Mining and Gold Production
Author: John Walter GregoryPublisher:
ISBN:
Category : Gold mines and mining
Languages : en
Pages : 54
Book Description
Cantor Lectures on Gold Mining and Gold Production
Author: Royal Society of Arts Walter GregoryPublisher: Legare Street Press
ISBN: 9781018965048
Category :
Languages : en
Pages : 0
Book Description
This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.
Cantor Lectures on Gold Mining and Gold Production
Author: John Walter GregoryPublisher: Palala Press
ISBN: 9781359013538
Category :
Languages : en
Pages :
Book Description
This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work. This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. As a reproduction of a historical artifact, this work may contain missing or blurred pages, poor pictures, errant marks, etc. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.
Cantor Lectures on Gold Mining and Gold Production
Author: Royal Society of Arts (G Walter GregoryPublisher: Wentworth Press
ISBN: 9780526539086
Category :
Languages : en
Pages : 36
Book Description
This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work. This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. As a reproduction of a historical artifact, this work may contain missing or blurred pages, poor pictures, errant marks, etc. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.
Cantor Lectures on Gold Mining and Gold Production
Author: Royal Society of Arts (G Walter GregoryPublisher: Palala Press
ISBN: 9781356600137
Category :
Languages : en
Pages : 38
Book Description
This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work.This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.As a reproduction of a historical artifact, this work may contain missing or blurred pages, poor pictures, errant marks, etc. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.
The Engineering Index Annual for ...
Author: Official Year-book of the Scientific and Learned Societies of Great Britain and Ireland
Author: Engineering Index Annual
Author: Publisher:
ISBN:
Category : Engineering
Languages : en
Pages : 466
Book Description
Since its creation in 1884, Engineering Index has covered virtually every major engineering innovation from around the world. It serves as the historical record of virtually every major engineering innovation of the 20th century. Recent content is a vital resource for current awareness, new production information, technological forecasting and competitive intelligence. The world?s most comprehensive interdisciplinary engineering database, Engineering Index contains over 10.7 million records. Each year, over 500,000 new abstracts are added from over 5,000 scholarly journals, trade magazines, and conference proceedings. Coverage spans over 175 engineering disciplines from over 80 countries. Updated weekly.