The Technical World Magazine, Volume 6 |
From inside the book
Page 40
... the rivers or other waterways , have in ages Pacific Coast , but the deposits
were prac - gone by been subjected to wave action . tically useless because of
the lack of an Wherever hydraulic mining has been efficient and economical
method ...
... the rivers or other waterways , have in ages Pacific Coast , but the deposits
were prac - gone by been subjected to wave action . tically useless because of
the lack of an Wherever hydraulic mining has been efficient and economical
method ...
Page 41
In other words some deous samples and evolving the best and posits are not rich
enough in either gold most practical methods of handling such or platinum to
make it pay to work them , material . The experiment station was but , if the ...
In other words some deous samples and evolving the best and posits are not rich
enough in either gold most practical methods of handling such or platinum to
make it pay to work them , material . The experiment station was but , if the ...
Page 42
method of utilizing supposedly useless through a magnetic separator , where the
deposits . magnetic elements are extracted . The process followed in the
extraction The concentrators which play so imof the mineral wealth is the same ,
in the ...
method of utilizing supposedly useless through a magnetic separator , where the
deposits . magnetic elements are extracted . The process followed in the
extraction The concentrators which play so imof the mineral wealth is the same ,
in the ...
Page 82
Preserving Wood With Sugar THE latest method of preserving wood is to treat it
with a solution of sugar . The material to be treated is put into a cage , and the
latter plunged into a boiler , which is then closed , and a solution of beet sugar ...
Preserving Wood With Sugar THE latest method of preserving wood is to treat it
with a solution of sugar . The material to be treated is put into a cage , and the
latter plunged into a boiler , which is then closed , and a solution of beet sugar ...
Page 83
New Street Sprinkler Fountain of Bubbles A NOVEL method of solving the A
FOUNTAIN of bubbles is proving problem of street sprinkling has 5 a great
attraction in England . A been suggested by Mr . John F . McCoy machine is
arranged so ...
New Street Sprinkler Fountain of Bubbles A NOVEL method of solving the A
FOUNTAIN of bubbles is proving problem of street sprinkling has 5 a great
attraction in England . A been suggested by Mr . John F . McCoy machine is
arranged so ...
What people are saying - Write a review
We haven't found any reviews in the usual places.
Other editions - View all
Common terms and phrases
American arranged bridge building built called canal carried cent Chicago Company complete connected construction cost course cover electric engine entirely fact feet field fire five four give hand head heat hour hundred inches interest iron Island Italy kind known land length less light living look machine Magazine material means mechanical metal method miles motor natural necessary operation Panama pass piece pipe plant possible pounds practical present produced railroad recently result river road ship shown shows side speed stand steam steel stone street taken Technical things tion tons track train turbine turned United weight wheel wire woman women York