enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Conservation and restoration of copper-based objects

   en.wikipedia.org/wiki/Conservation_and...

   Historically, objects made from copper or copper alloy were created for religious, artistic, technical, military, and domestic uses. The act of conservation and restoration strives to prevent and slow the deterioration of the object as well as protecting the object for future use. The prevention and removal of surface dirt and corrosion ...

3. Category:Copper objects - Wikipedia

   en.wikipedia.org/wiki/Category:Copper_objects

   Pages in category "Copper objects" The following 13 pages are in this category, out of 13 total. This list may not reflect recent changes. F. Firoozeh Koobi; I.

4. Coppersmith - Wikipedia

   en.wikipedia.org/wiki/Coppersmith

   In antiquity, copper's durability and resistance to rust or corrosion proved valuable. Copper's relationship with man is thought to date back over six thousand years. [1] Coppersmith is one of the few trades that have a mention in the Bible. [2] Copper was particularly worked in England, with ores smelted in Wales as early as the 1500s.

5. Roman dodecahedron - Wikipedia

   en.wikipedia.org/wiki/Roman_dodecahedron

   A Roman dodecahedron or Gallo-Roman dodecahedron [1] [2] is a small hollow object made of copper alloy which has been cast into a regular dodecahedral shape with twelve flat pentagonal faces. Each face has a circular hole of varying diameter in the middle, the holes connecting to the hollow center, and each corner has a protruding knob. [ 1 ]

6. Old Copper complex - Wikipedia

   en.wikipedia.org/wiki/Old_Copper_complex

   The Old Copper Complex of the Western Great Lakes is the best known, and can be dated as far back as 9,500 years ago. [4] [1] Great Lakes natives of the Archaic period located 99% pure copper near Lake Superior, in veins touching the surface and in nuggets from gravel beds.

7. List of copper alloys - Wikipedia

   en.wikipedia.org/wiki/List_of_copper_alloys

   Example of a copper alloy object: a Neo-Sumerian "Foundation Nail" of Gudea, circa 2100 BC, made in the lost-wax cast method, overall: 17.5 x 4.5 x 7.3 cm, probably from modern-day Iraq, now in the Cleveland Museum of Art (Cleveland, Ohio, USA) Copper alloys are metal alloys that have copper as their principal component.