"The abolishment of pain in surgery is a chimera. It is absurd to go on seeking it...knife and pain are two words in surgery that must forever be associated in the consciousness of the patient."
Dr. Alfred Velpeau, French surgeon ; 1839
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| Number | Title | Issue Date |
| 7344299 | Mixing system and process A batter mixing apparatus and process is disclosed for mixing a dry batter mix with a predetermined amount of water is adapted to continuously measure the temperature and the viscosity, in centipoises, with an inline viscometer. The controls of the apparatus are ful... | 03/18/2008 |
| 7331703 | Viscosity controller for ink pad printers A viscosity controller automatically monitoring and controlling the viscosity of ink in a pad printing device on a continuous basis throughout the printing process includes a sealed ink cup having mounted thereon a motor with a paddle extending into the ink cup, a s... | 02/19/2008 |
| 7226203 | Fluid mixing system A method for continuously mixing a borehole fluid such as cement includes using a measurement of the solid fraction of a cement slurry as it is being mixed to determine the ratio of the solid and liquid components to be added to the slurry. A system for mixing the i... | 06/05/2007 |
| 7056008 | Fluid mixing system A method for continuously mixing a borehole fluid such as cement includes using a measurement of the solid fraction of a cement slurry as it is being mixed to determine the ratio of the solid and liquid components to be added to the slurry. A system for mixing the i... | 06/06/2006 |
| 6972275 | Oil-in-oil emulsion lubricants for enhanced lubrication Novel oil-in-oil emulsions and methods of lubrication using the same are provided. The lubricants are stable emulsions of carrier fluid and high viscosity fluid that display superior properties related to lubricating film thickness and reduced shear strength. ... | 12/06/2005 |
| 6220747 | Proportional pump system for viscous fluids A method and apparatus for combining multiple viscous fluids in which a desired, predetermined mixture ratio is automatically maintained by at least one system microcontroller. The microcontroller processes critical data relating to a primary fluid throug... | 04/24/2001 |
| 5899563 | Method and apparatus for continuous preparation of corrugating adhesive A corrugating adhesive is produced on an as needed continuous basis using a mixing chamber containing an agitator and a testing chamber including a viscosity sensor. Each adhesive ingredient is proportionally added to the mixing chamber in a total volumet... | 05/04/1999 |
| 5599100 | Multi-phase fluids for a hydraulic system A hydraulic system employing multi-phase hydraulic fluids in which a first phase hydraulic fluid has its properties modified by the addition of a second phase hydraulic fluid is described. Effective hydraulic actuation is achieved in a single system under... | 02/04/1997 |
| 5452954 | Control method for a multi-component slurrying process A method of controlling a continuous multi-component slurrying process at an oil or gas well comprises continuously flowing substances for creating a slurry in response to a slurry flow rate factor and continuously flowing another substance for the slurry... | 09/26/1995 |
| 5045252 | Method and apparatus for controlling rotary extruder Method and apparatus for automatically controlling the operation of a rotary extruder, including using a pressure transducer (38, 40, 42) communicating with the annular space (50) between the barrel (12) and rotor (14) to monitor the hydraulic pressure of... | 09/03/1991 |
| 4790665 | Kneading apparatus for bread dough and the like and a method of controlling the quality thereof during kneading An apparatus and method for controlling the quality of bread dough is provided. Instruments such as a strain gauge, a thermometer, a weighing device, and a pH meter are disposed, and values measured with these instruments are indicated on a display for mo... | 12/13/1988 |
| 4747690 | Kneading apparatus for bread dough and the like and a method of controlling the quality thereof during kneading An apparatus and method for controlling the quality of bread dough is provided. Instruments such as a strain gauge, a thermometer, a weighing device, and a pH meter are disposed, and values measured with these instruments are indicated on a display for mo... | 05/31/1988 |
| 4712921 | Mixer for continuously mixing fluids There is provided a mixer for continuously mixing fluids together. The mixer comprises a hollow cylindrical body having an enlarged diameter central portion and inlet and outlet ports at the opposite ends of the body; an impinging disc vertically disposed in t... | 12/15/1987 |
| 4544275 | Concrete mixer truck The invention relates to a concrete mixer truck having a mixer drum adapted to be rotatably driven, a water container, a water conduit leading from the container to the drum, and a water pump. An object of the invention is to prevent the quality of a prop... | 10/01/1985 |
| 4397561 | Slurry production system A slurry mixing and pumping system adapted to automatically control both slurry viscosity and product output volume. Water and raw gypsum delivered to a mixing vat are thoroughly blended by a hydraulically powered agitator blade within the vat. Hydraulic ... | 08/09/1983 |
| 4380193 | Device for preparing chocolate A device for treating a mixture for the manufacture of chocolate, said device comprising a cyclic course of a milling vessel and a mixing vessel each having a driving motor for driving the milling members and the mixing members respectively and means conn... | 04/19/1983 |
| 4363742 | Method and apparatus for making battery paste Control apparatus and a method for making battery paste by mixing selected quantities of lead oxide, sulfuric acid and water to form a reaction mixture are disclosed. During the reaction portion of the process, the viscosity of the mixture initially desce... | 12/14/1982 |
| 4154537 | Product density control apparatus Apparatus comprising a continuous mixer adapted to receive dry and wet ingredients and a gas to provide a homogeneous output mix, a gamma ray density detector positioned to sense the density of the output mix from the mixer, valve means for controlling th... | 05/15/1979 |
| 4078262 | Controlling an iron-ore agglomeration process The permeability of a mixture to be agglomerated is measured by means of at east one permeability-measuring device situated upstream of a mixer directly preceding a feed hopper feeding an agglomerating apparatus. Water is added to the mixture in the mixer.... | 03/07/1978 |
| 4027859 | Automatic control of liquid addition to a mixture by power sensing An apparatus for adding trim water or liquid to a mixture in a powered mixer and controlling the amount automatically. After a selected temperature has been signalled by a temperature sensing device, the water or liquid is pulsed into the mixer, each puls... | 06/07/1977 |