|
GB190505953A
|
|
Improvements in Processes for Separating Certain Constituents of Finely Divided Material by Causing them to Rise or Float in a Liquid.
|
|
GB190300184A
|
|
Improvements in Concentrating Ores and Apparatus therefor.
|
|
CA76451A
|
|
Mineral separating apparatus
|
|
CA75808A
|
|
Apparatus for the separation of minerals
|
|
GB190115526A
|
|
Improvements in Apparatus for the Separation of Minerals by the Selective Action of Oils and like Substances.
|
|
CA73702A
|
|
Mineral separation
|
|
US689070A
|
|
Separating mineral substances by the selective action of oil.
|
|
GB190106519A
|
|
An Improvement in Separating Mineral Substances by the Selective Action of Oil.
|
|
GB189626254A
|
|
Improvements in the Manufacture of Pipes.
|
|
GB189607222A
|
|
Improvements in Apparatus for Manufacturing Tubes by Electrolytic Deposit.
|
|
GB189605673A
|
|
Improvements in Apparatus for Refining Metals by Electrolysis.
|
|
GB189521283A
|
|
Improvements in the Electro-depositing of Metals.
|
|
CA36468A
|
|
Process and apparatus for manufacturing copper tubes, sheets, strips and wires by electrolysis
|
|
CA37427A
|
|
Process of obtaining zinc by electrolysis
|
