Surface Machinery and Methods for Oil-Well Pumping

CONTENTS V
Power-transmitting machinery--Continued.
Equipment for pumping groups of wells-Continued.
Systems of jack-plant or power pumping-Continued. Page
Equipment to change the length of stroke_-------------------- 82
Equipment to change direction of shackle line vertically ------- 83
Equipment to connect to jack and power__-------------------- 85
Power-transmitting equipment at the well------------------- 86
Jacks---------------- ------ ----------------------- 86
Length of stroke-------------------------------- 87
Comparison of types-------------- ------ 87
Balanced beam------- ----- ----------- ---- 89
Pumping wheel---- ------------------- ---------------- 89
Adaptability of the power system of pumping ____----------- 90
Location of power or jack plant----------------------------- 90
Balanced loads for the power____________------------------ 91
Counterbalance at the power ------------------------- 92
Counterbalance at the well __------------------- 92
Speed and length of stroke -- --------- 92
Motive power for group pumping ---------------- 93
Power required per well_-----_------------------ ---- 93
Systems based upon the use of compressed air------------------- 94
Compressed-air pump heads ------------------------------- 94
Direct-displacement pumps------------------------------- 94
Air-lift system ---------------------------------- 95
Belts _ ----------------------------------------------- 97
Leather belts --------------------------------- 97
Fabric belts------------------------- ------ 98
Rope belts---------------------------------------- 99
Belt fasteners---------------------------- 100
Care of belts----------- --------------------- - 100
Installation and care of belts ------------- --------------- 101
Derricks---------------------------- ---- 104
Wooden derricks----- ----------------------- -----------104
Steel derricks --------------------------------- 104
Use of guy wires on derricks __------- ------------------------___ 105
Electrical equipment for pumping oil wells_ ______----- 107
Developments in the use of electric power____----------------- 107
Source and distribution of electric power ___________--------- 108
Electric motors----------- ---------------------------- 109
Advantages of electric motors ------- 110
Well pulling-machines_ ------------------------------------ 111
Miscellaneous operating equipment and practice -------------------- 113
Housing and sanitation _____ ____ __------------------ 113
Heating, lighting, and safety- -- ----------------------- ---113
First aid------------------------------- 114
Report of injuries ---------------------------------------- 114
Derricks -------------------- -------- ------------ 115
Derrick crown platforms and railings------------- ----------- 115
Outside derrick platforms for drilling rigs ------------- ---- 115
Inside derrick platforms --- --------------------------- 115
Finger boards --------- ----------------------- 115
Ginpoles--------------- --------- ---------------------- 115
Auxiliary means of escape ----------------------- 1.15
Crown sheaves __------------------------------------------116
Ladders--------- -------------- ------ 116
Calf-wheel tie rods 116----------------------------------- 116
Bull-wheel spreaders _ ___------------------------------ 116
Safety belts and life lines-------------------------------- 116
Pipe hooks------------------- -------------------------- 116
Belt-house roof runways and ladders---------------- -------- 117
Walking-beam steps ---------- ---- -- ---------- 117
Calf-wheel sprockets---------------------- 117
Belt house from engine room to calf wheel -- ------------117
Loose material in derricks _ ___ --------------------- 117
Traveling blocks and hooks -- -- ---------------- 117
Counterbalances__ ------------------------ 117

George, H. C. Surface Machinery and Methods for Oil-Well Pumping. Washington D.C.. UNT Digital Library. http://digital.library.unt.edu/ark:/67531/metadc12407/. Accessed April 19, 2014.