 | 1939 - 1100 pages
...run of any class, 2 Inches or over in size, between one or more units of property and a header. 3. Piping, run of any class, 2 Inches or over in size, between two or more units of property. 4. Separator or purifier, steam. 5. Tank. 6. Trap, high-pressure. 7. Valve, motor operated, pressure... | |
 | 1939 - 1624 pages
...run of any class, 2 Inches and over In size, between one or more units of property and a header. 10. Piping, run of any class, 2 Inches or over In size, between two or more units of property. 11. Piping header. 12. Platforms, ladders, and runways. 13. Pump. 14. Recording device or Instrument.... | |
 | 1939 - 1630 pages
...run of any class, 2 Inches or over in size, between one or more units of property and a header. (3) Piping, run of any class, 2 Inches or over In size, between two or more units of property. (4) Separator or purifier, steam. (5) Trap, high-pressure. (6) Valve, motor-operated, pressure-reducing,... | |
 | United States. Federal Power Commission - 1940 - 28 pages
...run of any class, 2 inches or over in size, between one or more units of property and a header. 4. Piping, run of any class, 2 inches or over in size, between two or more units of property. 5. Separator or purifier, steam. 6. Trap, high-pressure. 7. Valve, motor-operated, pressure-reducing,... | |
 | 1940 - 186 pages
...service water, oil and lubricating, etc. 2. Piping, branch run of any class, 2 inches or over in size, 3. Piping, run of any class, 2 inches or over in size, between two between one or more units of property and a header. 4. Separator or purifier, steam. or more units... | |
 | 1949 - 588 pages
...run of any class, 2 inches or over in size, between one or more units of property and a header. 3. Piping, run of any class, 2 inches or over in size, between two or more units of property. 4. Separator or purifier, steam. 5. Tank. 6. Trap, high-pressure. 7. Valve, motor operated, pressure... | |
 | 1961 - 782 pages
...run of any class, 2 inches or over in size, between, one or more units of property and a header. 4. Piping, run of any class, 2 inches or over in size, between two or more units of property. 5. Separator or purifier, steam. 6. Trap, high-pressure. 7. Valve, motor operated, pressure reducing,... | |
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Piping, branch run of any class, 2 inches or over in size, between one or more units of property and a header. 