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Class Information
Number: 406/14
Name: Conveyors: fluid current > With means to control conveying fluid or movement of load in response to sensed condition > Control of conveying fluid > Responsive to velocity or pressure change in conveying fluid
Description: Subject matter wherein the controller is regulated by a sensor which either detects changes in the speed of the conveying fluid current or detects variations in conveying fluid pressure.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4373838 |
Vacuum sewage transport system |
Feb. 15, 1983 |
| 4368678 |
Injection of pulverized material into a pressurized furnace |
Jan. 18, 1983 |
| 4362441 |
Means and apparatus for throttling a dry pulverized solid material pump |
Dec. 7, 1982 |
| 4334370 |
Method of transporting flowable media of changing consistencies |
Jun. 15, 1982 |
| 4327055 |
Continuous catalyst unloading device |
Apr. 27, 1982 |
| 4318643 |
Apparatus for conveying waste materials by suction |
Mar. 9, 1982 |
| 4284032 |
Pneumatic conveyor of adjustable conveyance capacity for powdered to granular bulk material |
Aug. 18, 1981 |
| 4279549 |
Method and apparatus of self-regulation for a pneumatic conveyor |
Jul. 21, 1981 |
| 4231686 |
Control system of apparatus for transporting slurry |
Nov. 4, 1980 |
| 4143922 |
Method of multiple point injection for slurry pipelines |
Mar. 13, 1979 |
| 4017269 |
Method and arrangement for gasifying finely divided fluidized solid combustible material |
Apr. 12, 1977 |
| 4014577 |
Pneumatic conveying systems |
Mar. 29, 1977 |
| 3989310 |
Proportioning device |
Nov. 2, 1976 |
| 3976332 |
Powder feed device for flame spray guns |
Aug. 24, 1976 |
| 3940184 |
Methods and systems for hydraulically transporting solids |
Feb. 24, 1976 |
| 3931999 |
Apparatus for hydraulically transporting solids |
Jan. 13, 1976 |
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