File:Bulletin (1910) (14597320569).jpg

Identifier: bulletin195unit (find matches)
Title: Bulletin
Year: 1910 (1910s)
Authors: United States. Bureau of Mines
Subjects: Mines and mineral resources Mines and mineral resources Mining engineering
Publisher: Washington U.S. Govt. Print. Off. (etc.)
Contributing Library: Gerstein - University of Toronto
Digitizing Sponsor: University of Toronto

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ing the total shipments foreach day. In Plate XI, curve A represents total daily production; curveB, deliveries to Gulf Pipe Line; curve C, deliveries to PrairiePipe Line: and curve D, fuel oil consumed. Total daily ship-ments are not shown in this chart. 60 UNDERGROUND CONDITIONS IN OIL FIELDS. S. ^ _• en . •* XX -a-otoxiN ^ 1 O o o E-- ;— * tc c: O T T ■^ =^ ^ ■* M * CJ 9S (M CO —■- •8IPI j CM X ■»!■* « CM — rji (MCMC ^ 00 IN CO-HCM o ^ CO Cl c « X CM CO c» o t~ o 00 1 ^ s ■9IPI 2 •aypi Z •* = =: g CO — s CMtC X 1*2 s CJ « M s ■n C-l • — c •8IPI ■rtSX CM X 1 X - •- CO 1 ^^ ^^ — o 1 CM X s; = c c; 1 O ;S2 c: M X TC ■* - CO CM COt=X g « c; CM o c o u ■* 1- CO •aiPI CM X O00!C ■* C o s T3 • C Mt/- ■c 2.1 e-i !i oj^r u-r c:-^ - ■3 ;;;;5.p; r- fe = - - C3 =. «. ■- P- (i Ik p: ;^ 1 1000 1000 i- «09 900: W eoo - 70p 700 -. $90 :•00 - fsa ^ too - 1 0 76- .2 60: 23 =
Text Appearing After Image:
GRAPHIC PRESENTATIOlf OF UNDERGROUND CONDITIONS. 61 To represent the daily lost time of each well, flat-headed tackswith numbers on the heads were employed. The list of troublesthat were encountered is shown in the upper right-hand part of thefigure. A tack with the number 1 on the head represents partedrods, 2 engine trouble, etc., each cause having a designating num-ber as shown. To explain the application of these tacks the case of well No. 1 willbe considered. In the vertical column designated day 1, on the hori-zontal line representing well No. 1, a tack numbered 1 is located onthe hour subdivision 8. This signifies that well No. 1 was idle 8 hourson the first of the month owing to cause 1. namely, parted rods.On the 3d day of the month, a tack numbered 2 (indicating cause2, or engine trouble) is placed midway between the hour subdi-visions 0 and 4, showing a shutdown of 2 hours on accovmt of repairsto the engine; on the Tth, 20 hours were lost from pulled tubing;on the 11th, 10

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