— 165 — 
Ultimate analyses 
\ 
Sample No. 
B. T. U. Calculated 
Carbon 
Hydrogen 
Nitrogen 
Sulphur 
Ash 
Deets Ge Me ee areca: ae wal] SUAS 3.89 7.49 1.20 0.98 8.99 13151 
i le te es Se a ws) a] T8eSt 4.99 5.68 1.28 0.73 9.05 13903 
Oe ey a ee Se SP BF 4.68 7.48 d 527 1.3 12.14 13965 
4 
eS ee ee we: Se POA 5.16 | 13,68 5D 0.04 9.84 = 
De os) Ge cowie 4. Gest DEBS 4.24] 18.93 0.82 0.62 | 20.04 9239 
Oe ee ee es, RBS 4.00 2.80 0.99 0.44 7.25 14589 
Ca Se Be eaofe Te  g ll SELAS 3.89 3.96 1.07 0.48 Y.47 11934 
Bee Sis oe a ai ad! DRT 3.56 1.12 4.98 0,40 14.07 12802 
See ih a ae ew el GAS 3.04 18.24 0.70 0.35 | 20.32 907) 
10s ke oR Re oe) SET 4M 16.89 0.87 0.48 | 20.38 9599 
No. 1—Briquette, Barro Branco coal, Minas, Santa Catharina. 
No. 2—Briquette, Barro Branco coal, Minas, Santa Catharina. 
No. 3—Briquette, Barro Branco coal, first grade washed, analysis made by U. S. 
Geological Survey Coal-Testing Plant, from Santa Catharina mines. 
No. 4—Briquette from S. Jeronymo coal, made at Kalk, Germany, 
No. 5—Briquette, made at Kalk from S. Jeronymo washed coal, second grade, 
analysis hy U.S. Geological Survey Coal-Testing Plant. 
No. 6—Crown Briquette, Cardilfcoal, Wales. 
No. 7—Crown Briquette, Cardiff coal, Wales. 
No. 8—Anchor Briquette, Cardill coal, Wales, 
No. 9—Old Briquette, S. Jeronymo. 
No. 10—Old Briquette, S. Jeronymo. 
These analyses of briquettes made from the purified Brazilian 
coal show that while their fuel values ate slightly inferior to the best 
grad «crown» of Cardiff briquette, yet they are equal to or eveii su- 
perior tothe «anchor» brand, large quantities of which are used in 
Brasil. 
