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Method and apparatus for making a drink hop along a bar or counter
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| Number | Title | Issue Date |
| 7418348 | Signal thresholding apparatus, systems, and methods In some embodiments, an apparatus and a system, as well as a method and an article, may include selecting a plurality of signal thresholds including a product of an integer ranging from about 2 to N and a ratio of a quotient of a maximum peak amplitude of the acoust... | 08/26/2008 |
| 7330799 | Method and algorithm for using surface waves A method and an algorithm allowing the use of surface waves. In particular, the method uses separation of the modes and, by the dispersion curve of more than one mode in the inversion process, it allows a determination of a shear wave propagation velocity profile th... | 02/12/2008 |
| 7257489 | Quadrupole acoustic shear wave logging while drilling A tool generates signals indicative a shear wave slowness of the formation surrounding a borehole. The tool comprises a collar portion adapted for mounting in a drill string, a quadrupole sonic transmitter mounted to the collar portion, and a quadrupole sonic receiv... | 08/14/2007 |
| 7173542 | Data relay for casing mounted sensors, actuators and generators A casing sensor and methods for sensing using a casing sensor are disclosed. The casing sensor includes a casing shoe and a sensor coupled to the casing shoe. A casing data relay includes a downhole receiver coupled to a well casing and a transmitter coupled to the ... | 02/06/2007 |
| 7046165 | Method for collecting geological data ahead of a drill bit A casing sensor and methods for sensing using a casing sensor are disclosed. The casing sensor includes a casing shoe and a sensor coupled to the casing shoe. A casing data relay includes a downhole receiver coupled to a well casing and a transmitter coupled to the ... | 05/16/2006 |
| 6930616 | Method and apparatus for LWD shear velocity measurement Array quadrupole data obtained in a LWD environment are processed to determine the shear velocity of an earth formation taking into account dispersion effects caused by the logging tool. When this processing is done in an azimuthally anisotropic formation, the shear... | 08/16/2005 |
| 6920083 | Method intended for detection and automatic classification, according to various selection criteria, of seismic events in an underground formation A method for automatic classification, according to various selection criteria, of seismic or microseismic events picked up by seismic receivers coupled with an underground formation under development, according to whether the events are purely of microseismic natur... | 07/19/2005 |
| 6912474 | Method and apparatus for high-speed synchronous digital acquisition derived in real -time from analog samples A method and apparatus for real-time derivation of precise digital clock edges and synchronous logic samples from a digital signal having a clock channel and at least one data channel acquires a plurality of temporally offset analog samples during each of a sequence... | 06/28/2005 |
| 6909666 | Method and apparatus for generating acoustic signals for LWD shear velocity measurement An acoustic logging apparatus comprises a drill collar conveyed on a drilling tubular in a borehole within a formation. At least one transmitter is disposed in the drill collar. The transmitter includes at least one magnetostrictive actuator cooperatively coupled by... | 06/21/2005 |
| 6678207 | Trapped water bottom multiple and peg-leg multiple suppression for ocean bottom seismic data The invention is a method for removing trapped water bottom multiples, receiver side peg-leg multiples, and source side peg-leg multiples from dual sensor OBC data, where the data includes both pressure signals and velocity signals. The pressure and veloc... | 01/13/2004 |
| 6366531 | Method and apparatus for acoustic logging The invention is a method and apparatus for acoustic logging including one or more acoustic transmitters and one or more acoustic receivers. One or more of the elements of a set made up of the acoustic receivers and acoustic transmitters are spaced radial... | 04/02/2002 |
| 6272444 | Method for characterizing the coherence of an environment characteristic measurements A method for evaluating the coherence of environmental measurements of a given geological medium or field using well logging data is disclosed. A series of N geological parameters are each measured at a series of reference points found in reference wells ... | 08/07/2001 |
| 6208585 | Acoustic LWD tool having receiver calibration capabilities A sonic or acoustic tool having a transmitter and a receiver and further having a receiver testing and calibration device is disclosed. Methods for testing and tuning acoustic receivers dynamically are also disclosed. The calibration device includes an ac... | 03/27/2001 |
| 6189383 | Method and apparatus for acoustic logging of fluid density and wet cement plugs in boreholes A method of determining the acoustic impedance of a fluid in a borehole, by gating a reflected acoustic signal into a plurality of time slots, and comparing received energies of the signal for the time slots to obtain a value indicative of the acoustic im... | 02/20/2001 |
| 6188643 | Method and apparatus for inspecting well bore casing An improved technique for determining the thickness of a member, especially pipe such as fluid-filled casing in an earth borehole, includes the following steps: directing a pulse of ultrasonic energy toward the inner surface of the pipe, and receiving and... | 02/13/2001 |
| 6137621 | Acoustic logging system using fiber optics The present invention relates to an acoustic logging system having a sonde for arranging in a borehole of a well such as an oil well. The sonde has at least one transmitter for providing at least one transmitter acoustic signal, and has receivers for resp... | 10/24/2000 |
| 5946271 | Calibration system for use in time lapse tomography A discrete, minimally-equipped standard seismic calibration system is permanently installed over a subsurface reservoir structure that contains fluids of economic interest. Changes in the fluid content as a function of long-term time lapse may introduce c... | 08/31/1999 |
| 5661696 | Methods and apparatus for determining error in formation parameter determinations Methods and apparatus for generating an error bar (variance) log for a formation parameter are disclosed. According to the method, acoustic waveforms are detected at a plurality (M) of detectors which are a function of a source signal which has interacted... | 08/26/1997 |
| 5184329 | Method and device for optimizing the triggering of an array of marine seismic sources Each source of an array of seismic signal sources is associated with one or several sensors (Ci) which pick up the impulses the associated source emits at the time of triggering. The device essentially includes an apparatus (6) for the acquisition and the... | 02/02/1993 |
| 5164548 | Method and apparatus for ultrasonic scanning of a borehole having improved sensor array and timing circuit A borehole televiewer is modified to provide an improved signal-to-noise ratio by utilizing a series of receivers arranged in a planar array configuration with respect to a centrally located transmitting transducer. The array covers at least a 90° quadra... | 11/17/1992 |
| 5058078 | Method and apparatus for determining compressional first arrival times from waveform threshold crossing provided by apparatus disposed in a sonic well tool A well logging system includes a digital threshold crossing data generation system (TCDG System) disposed in a well tool, adapted to be disposed in a borehole, and a digital first motion detection (DFMD) software disposed in a memory of a well truck compu... | 10/15/1991 |
| 4985873 | Method and apparatus for determining compressional first arrival times from waveform threshold crossings provided by apparatus disposed in a sonic well tool A well logging system includes a digital threshold crossing data generation system (TCDG System) disposed in a well tool, adapted to be disposed in a borehole, and a digital first motion detection (DFMD) software disposed in a memory of a well truck compu... | 01/15/1991 |
| 4870627 | Method and apparatus for detecting and evaluating borehole wall fractures A method and apparatus are described for generating a quick look display of an acoustic investigation of a borehole wherein a parameter of interest is derived from vertically spaced sonic receivers and displayed in a laterally continuous display log where... | 09/26/1989 |
| 4845616 | Method for extracting acoustic velocities in a well borehole In an acoustic well logging apparatus including one or two transmitters and having a pair of spaced apart receivers, two interval transit times are measured independently through a common zone of interest. The two independent measured values are then comp... | 07/04/1989 |
| 4594691 | Sonic well logging Disclosed is sonic well logging which gives good results both in open and in cased boreholes. New use is made of the energy content output from a multireceiver tool to find a coherence measure for the received sonic energy and to find the peaks of that co... | 06/10/1986 |
| 4575830 | Indirect shearwave determination A method and apparatus for estimating shear wave velocities where such velocities are difficult or impossible to measure because the shear energy transmission is attenuated or its velocity is equal to or less than direct mud velocity or because the shear ... | 03/11/1986 |
| 4562556 | Compressional and shear velocity logging method apparatus Shear and compressional velocities of acoustic waveforms in the earth formations surrounding a well bore are measured by analyzing the waveforms propagated through different lengths of substantially the same formation intervals. Phase analysis techniques ... | 12/31/1985 |
| 4495606 | Method and apparatus for combined cement bond and acoustic well logging Method and apparatus are provided for measuring acoustic signals having amplitudes of widely varying magnitude during one traversal of the borehole corresponding to indications of cement bonding along a casing as well as acoustic travel time through an in... | 01/22/1985 |
| 4446540 | Acoustic well logging with energy level detection A well logging method and apparatus for detecting the first arrival of an acoustic wave in a logging signal under adverse signal conditions. The received acoustic signal is amplified at a fixed gain until clipped at the largest amplitude throughout the lo... | 05/01/1984 |
| 4402068 | Method and apparatus for acoustic well logging An improved well logging technique is provided for more accurately deriving acoustic measurements of sub-surface earth formations. Method and apparatus are described for converting an acoustic signature which can be generated on a depth dependent or time ... | 08/30/1983 |
| 4349896 | Digital acoustic logging method and apparatus A well-logging method and apparatus in which a fast real time portion of a logging signal is sequentially sampled at discrete times. These sampled segments are stored and then are clocked out of storage over an expanded time period. The rms amplitude port... | 09/14/1982 |
| 4223398 | Method for acoustic signal detection The disclosure relates to a method and apparatus for acoustic signal detection, adapted for use in acoustic velocity well logging to measure the difference in transit times of an acoustic signal between a transmitter and two or more receivers. In a prefer... | 09/16/1980 |
| 4210965 | Acoustic well logging method and apparatus for detecting and measuring an acoustic wave A method and apparatus are described for detecting an acoustic wave in a waveform produced from a sonic receiver in response to an acoustic investigation of a borehole. The maximum amplitude of the waveform is measured and a portion thereof utilized as a ... | 07/01/1980 |
| 4168483 | System for detecting substructure microfractures and method therefor Bursts of signals at different frequencies are induced into substructure, adjacent a borehole. The return signals from each burst of signals are normalized to compensate for the attenuation, experienced by more distant return signals. The peak amplitudes ... | 09/18/1979 |
| 4066992 | Seismic mine monitoring system A surveillance system for maintaining continuous vigil as to seismic energy generating disturbances in and around an underground mine, such system being one of permanent installation which in combination with central data processing apparatus provides a c... | 01/03/1978 |
| 4042907 | Apparatus for preventing cycle skipping in processing acoustic well-logging signals Apparatus for correcting measurement errors due to cycle skipping in acoustic-wave transit time measurements. The measurement made during sequence N-1 is stored in an auxiliary memory and compared with the next measurement (sequence N). If the difference ... | 08/16/1977 |
| 4040001 | Acoustic well logging with threshold adjustment Acoustic well-logging methods and apparatus are provided for investigating earth formations traversed by a borehole. Acoustic waves are transmitted from different points in the borehole and received at other points in the borehole, and a reception signal ... | 08/02/1977 |
