Mechanics: The Science of MachineryBond, A. Russell (Alexander Russell)
History
Mechanics: The Science of Machinery
Bond, A. Russell (Alexander Russell)
Machinery; Mechanical engineering; Mechanics
The first man to make a continuous web of paper was Nicholas Louis
Robert, a Frenchman who received a reward of 8,000 francs from his
government for his invention. Robert’s patent rights were acquired by
the Fourdrinier Brothers (Henry and Sealy), of England. They developed
and perfected the machine and to them is ascribed the honor of founding
the modern paper industry.
USES OF PAPER
Paper is more commonly and extensively used to-day than any other
product of manufacture and is employed for an astonishing variety of
purposes, ranging from milk bottles to suits of clothing. One very
novel use we might mention, in passing, is to be found on the sugar
plantations of Hawaii. After the cane is planted the fields are covered
with a thick paper made, by the way, from sugar-cane fiber. This
covering prevents the weeds from growing, but the sharp spikes of the
sugar sprouts pierce the paper and grow through it. By the time the
paper has disintegrated and the weeds have a chance to grow, the cane
has such a start on them that they are kept shaded and cannot compete
with or choke out the cane.
TURNING FORESTS INTO PULP
Before we proceed to describe the modern Fourdrinier machine, we must
look into present day methods of preparing pulp. The finest papers are
still made from linen and cotton rags. Esparto grass is largely used in
Europe. This comes from Spain and North Africa. But by far the greater
part of the paper produced to-day is made from the fiber of trees.
Particularly is this true of our own country, which consumes half of
the world’s output of paper.
It used to be that only the poorest grades of paper were made from
wood pulp; now however not only newspapers but nearly all books and
magazines are printed on a forest product. Formerly only spruce wood
was considered suitable for paper manufacture, but the rapid depletion
of this raw material led to the employment of many other species of
trees and our Government scientists are constantly searching for and
experimenting with new woods for this purpose.
Public-domain text, read in full here on John Shaqi.
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