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| Number | Title | Issue Date |
| 7325328 | Methods and apparatus to determine vessel draft and amount of cargo loaded in a vessel The present invention discloses the methods and apparatus to acquire, record, and analyze data to determine the draft of a water-borne vessel and/or the amount of cargo that has been loaded in a water-borne vessel. The apparatus includes a portable, handheld housing... | 02/05/2008 |
| 7000491 | Aqueous vertical sampler A fluid sampling device is provided that can obtain both point and integrated samples of a body of fluid at various depths. The device includes an easy to use and reliable closure mechanism that does not rely on a traditional messenger mechanism. ... | 02/21/2006 |
| 6347461 | Portable draft measurement device and method of use therefor A portable draft measurement device for measuring the draft of a vessel including a tube having an upper end, a lower end, and an interior volume between the upper and lower ends. The device includes a valve fixed to the lower end of the tube, and a resil... | 02/19/2002 |
| 5691488 | Portable sampling apparatus and system A portable sampling system and method for use with a cargo tank's vapor control valve or other suitable tank entry device to enable an operator to extract and bottle a product sample in place without transfer of the collected sample to another container t... | 11/25/1997 |
| 5385059 | Sludge sampler A sludge sampler for industrial settling ponds has a handle and an insertion tube of known graduated length so that the sampler may be embedded in sludge at a known depth. At the bottom of the insertion tube is a frame which holds a sampler container jar ... | 01/31/1995 |
| 5263376 | Sample-taking device for a storage tank A sample-taking device for a storage tank able to take samples from the stored liquid at any depth out of the tank through a sample inlet sustained on a float holder able to be moved up and down in the stored liquid by means of a holder moving device oper... | 11/23/1993 |
| 5072625 | Liquid level and sampling gauge A liquid level and sampling gauge is shown which includes a stick having a vertical face with a groove formed therein. A transparent sample tube is mounted in the groove and has a bottom opening. A rigid rod is located within the sample tube and has a low... | 12/17/1991 |
| 4991434 | Method and apparatus for determining whether a liquid in a reservoir is above a certain level Apparatus for determining whether a liquid in a liquid reservoir is above a certain level includes suction means operable by a user to create suction when the user desires to determine if the liquid in the reservoir is above the certain level, a conduit e... | 02/12/1991 |
| 4887361 | Streamlined freeboard measuring device The invention relates to a freeboard measuring device which comprises an elongated housing having a rectangular cross-section form, a central part of the device body. A pair of fins fixedly connected to the housing on each of its sides extend substantiall... | 12/19/1989 |
| 4821587 | Depth gauge-analyzer A telescopically collapsible depth gauge-analyzer which has one mode of operation that results in a sample being collected as the device is lowered through a body of the liquid of interest. In a second mode of operation, liquid is not allowed to flow into... | 04/18/1989 |
| 4760747 | Liquid sampling and measuring device A liquid sampling and measuring device including a tubular casing, preferably constructed of transparent material, for holding a liquid and a valve. The tubular casing includes, at its lowermost end, a liquid conduction port for permitting liquid to flow ... | 08/02/1988 |
| 4583293 | Liquid level gauge and sampling device A liquid level determining and sampling device which takes the form of a transparent elongated tubular member which has a sealing plug attached at the lower end thereof. Fluid conducting openings are located about the sealing plug to permit liquid to be c... | 04/22/1986 |
| 4468975 | Gauge well float for floating roof storage tanks A gauge well float includes a sealed cylinder having rounded ends. A tube is disposed along the vertical axis of the cylinder and held in place by the rounded ends. A weighted cable suspended within the gauge well passes through the tube and keeps the flo... | 09/04/1984 |
| 4468859 | Liquid depth measuring device A liquid depth measuring device for measuring the depth of a liquid in a tank or other receptacle is disclosed. The device includes a vertically arranged outer housing member having a tubular central body portion, a tapered valve seat at the lower end of ... | 09/04/1984 |
| 4455882 | Device for measuring a whole day urinary output This invention provides a device for measuring a whole day urinary output, which includes an outer cylindrical container and an inner hollow tubular container to be positioned in the outer cylindrical container for sampling the urinary from the outer cont... | 06/26/1984 |
| 4354382 | Device for determining the level of melt in a ladle or the like The present invention relates to a device for determining the level of the melt in a ladle or the like, which device comprises a lance (20) with a tubular end adapted to be submerged in the melt. At least one non-contact sensor (1) is mounted in the tubul... | 10/19/1982 |
| 4346519 | Liquid level and liquid coring gauge The gauge includes a calibrated, elongated stick or rod to which is affixed an elongated, transparent sampler tube. A bottom valve is operable within the sampler tube and is capable of direct opening by contacting the bottom of the tank with the valve ste... | 08/31/1982 |
| 4294273 | Fluid proportioning device A tube used to mix oil and gasoline in a fuel tank has a one way valve in an end opposite a pouring end of the tube. The capacity of the tube is related to the capacity of the tank so that a prescribed gasoline to oil ratio can be achieved when a certain ... | 10/13/1981 |
| 4292739 | Liquid measure dip stick A dip stick for measuring the amount of liquid in a deep container such as a gasoline storage tank. The dip stick includes a long, transparent tube mounted to a wooden stick, a linear scale for indicating the height of liquid in the tube, a valve element ... | 10/06/1981 |
| 4197744 | Gas safety roof gauging control hatch adapter A gas safety control hatch attached to the top of a crude oil storage or stock tank. The hatch has a lid which can be opened to enable the contents of the stock tank to be gauged. A liquid lock apparatus is provided between the interior of the hatch and t... | 04/15/1980 |
| 4196627 | Method and apparatus for obtaining a selective liquid sample from near the bottom surface of a liquid-filled tank A method and apparatus for obtaining a sample of liquid, e.g. water, from near the bottom of a liquid-filled container, e.g. a crude or other refined oil-filled cargo tank. The method utilizes a sampling apparatus comprising a conduit, closable at its upp... | 04/08/1980 |
| 4055898 | Means for facilitating checking and replenishment of crankcase oil in a small engine A small gasoline engine with a relatively inaccessible crankcase oil fill port is equipped with an elongated funnel member having its bottom sealingly secured in that port. A removable cap for the funnel member comprises a suction chamber having a transpa... | 11/01/1977 |
| 4003260 | Apparatus for testing molten metal A measuring or sampling probe is to be lowered to a desired depth in a molten metal. The probe is mounted on a probe carrier which can be lowered and raised. A contact detector, which emits a control signal when the detector comes into contact with the up... | 01/18/1977 |
