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" ... 3. The increments shall be regularly and systematically collected, so that the entire quantity of coal sampled will be represented proportionately in the gross sample, and with such frequency that a gross sample of the required amount shall be collected. "
Handbook for Quartermasters: Pts. I to V.I. Administrative. II. Supply. III ... - Σελίδα 216
των United States. Army. Quartermaster Corps - 1930 - 1192 σελίδες
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Bulletin, Τεύχη 61-68

1913
...designed size °r >ncr°tool will be used for taking portions or increments of 10 to 30 pounds of coal. For slack or small sizes of anthracite increments as small as 5 to 10 pounds may be taken. The size of the increments depends on the size and weight of the largest pieces of coal and impuritit...

Annual Report for ... with Accompanying Papers, Τόμος 24

Iowa Geological Survey - 1914
...specially designed tool will be used for taking portions or increments of 10 to 30 pounds of coal. For slack or small sizes of anthracite increments as small as 5 to 10 pounds may be taken. The size of the increments depends on the size and weight of the largest pieces of coal and impurities....

Bulletin

United States. Bureau of Mines - 1916 - 74 σελίδες
...tool or size of incremechanical means shall be used for taking equal portions or incre- mentsments. For slack or small sizes of anthracite, increments...the increments should be at least 10 to 30 pounds. 3. The increments shall be regularly and systematically collected, Collection of so that the entire...

Finding and Stopping Waste in Modern Boiler Rooms: A Reference Manual to Aid ...

H. S. B. W. Cochrane Corporation, Philadelphia - 1918
...specially designed tool or mechanical means shall be used for taking equal portions or increments. For slack or small sizes of anthracite, increments...the increments should be at least 10 to 30 pounds. 3. Collection of Gross Sample. — The increments shall be regularly and systematically collected,...

Manual for the Quartermaster Corps, United States Army, 1916, Τόμος 2

United States. Army. Quartermaster Corps - 1917
...equal portions or increments of sufficient size to include the largest pieces of coa land impurities. For slack or small sizes of anthracite increments...to 10 pounds may be taken, but for run-of-mine or lumpcoal increments should be at least 10 to 30 pounds. The increments shall be regularly and systematically...

Technical Gas and Fuel Analysis

Alfred Holmes White - 1920 - 319 σελίδες
...specially designed tool, or mechanical means shall be used for taking equal portions or increments. For slack or small sizes of anthracite, increments as small as 5 to 10 Ib. may be taken but for run-of-mine or lump coal, increments should be at least 10 to 30 Ib. 3. The...

A Coal Manual for Salesmen, Buyers and Users

Francis Rawle Wadleigh - 1921 - 184 σελίδες
...specially designed tool, or mechanical means shall be used for taking equal portions of increments. For slack or small sizes of anthracite, increments as small as 5 to 10 Ib. may be taken, but for run-of-mine or lump coal, increments should be at least 10 to 30 Ib. Collection...

A Coal Manual for Salesmen, Buyers and Users

Francis Rawle Wadleigh - 1921 - 184 σελίδες
...specially designed tool, or mechanical means shall be used for taking equal portions of increments. For slack or small sizes of anthracite, increments as small as 5 to 10 Ib. may be taken, but for run-of-mine or lump coal, increments should be at least 10 to 30 Ib. Collection...

Ceramic Data Book

1922
...specially designed tool, or mechanical means shall be used for taking equal portions or increments. For slack or small sizes of anthracite, increments as small as 5 to 10 Ib. may be taken, but for run-of-mine or lump coal, increments should be at least 10 to 30 Ib. 3. The...

The Preparation of Reports, Engineering, Scientific, Administrative: A Text Book

Ray Palmer Baker - 1924 - 468 σελίδες
...designed tool, or Size of mechanical means, shall be used for taking equal porInc ent tions or increments. For slack or small sizes of anthracite, increments as small as 5 to 10 lb. may be taken; but for run-of-mine or lump coal, increments should be at least 10 to 30 Ib. 3. The...




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