1
Kenneth E Kilheffer, Calvin L Stegemoeller, Lesley T Hays: Mobile paving system using an aggregate moisture sensor and method of operation. Akzo Nobel Ashpalt Applications, Baker & Botts L, January 7, 1997: US05590976 (99 worldwide citation)

A mobile paving system (10) is provided that produces paving material while the mobile system (10) proceeds over a surface. The mobile paving system (10) includes an aggregate hopper (12) operable to hold aggregate for use in producing paving material and a mixer (24) operable to mix aggregate with ...


2
Paul O Padgett, Stephen F Crain, Wayne A Handke, Jerry L Logan, Calvin L Stegemoeller, Ricky L Covington, David W Ritter, Kevin D Edgley: Continuous multi-component slurrying process at oil or gas well. Halliburton company, Craig W Roddy, E Harrison Gilbert III, November 5, 1996: US05570743 (84 worldwide citation)

A continuous multi-component slurrying process at an oil or gas well comprises flowing at least three separate streams of different essential materials directly into a predetermined mixing unit at the oil or gas well, wherein each of the essential materials is required to obtain a predetermined defi ...


3
Wayne A Handke, Stephen F Crain, Paul O Padgett, Calvin L Stegemoeller, Vincent P Rivera, Charles E Neal: Control method for a multi-component slurrying process. Halliburton Company, Stephen R Christian, E Harrison Gilbert III, September 26, 1995: US05452954 (48 worldwide citation)

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 in response to a flow rate of at least a pre ...


4
Calvin L Stegemoeller, Max L Phillippi, Billy Slabaugh, Tommy Slabaugh legal representative: Methods for treating a well by simultaneously introducing into a mixer streams of water, a viscosity-increasing agent, and a particulate and introducing the mixture into the well. Halliburton Energy Services, Robert A Kent, Booth Albanesi Schroeder, April 26, 2011: US07931088 (34 worldwide citation)

A method is provided for treating at least a portion of a well. The method includes the steps of: (a) simultaneously introducing into a mixer at least: (i) a first stream comprising water; (ii) a second stream comprising a dry, hydratable, viscosity-increasing agent for water, wherein the second str ...


5
Randall B Cogbill, Timothy J Dodd, Paul W Heilman, Daryl L Heronemus, Leslie R Sears, Leslie N Berryman, Robert L Baker, Larry E Guffee, David A Prucha, Don M Roberts, Elbert L Shackelford, Calvin L Stegemoeller, Lonnie R Walker: Integrated blending control system. Halliburton Company, James R Duzan, E Harrison Gilbert III, July 25, 1989: US04850750 (28 worldwide citation)

An integrated control system, specifically transportable on water between offshore wells, includes mixing and blending subsystems, a pumping subsystem, a proppant subsystem and a control subsystem for controlling the other subsystems in a unified manner from a common control location.


6
Calvin L Stegemoeller: Apparatus and method for accurately metering and conveying dry powder or granular materials to a blender in a substantially closed system. Halliburton Energy Services, John W Wustenberg, Baker Botts L, September 27, 2005: US06948535 (19 worldwide citation)

The present invention is directed to an apparatus and method for accurately metering and conveying a dry powder or granular material to a blender in a substantially closed system. The apparatus includes a storage tank adapted to hold the dry powder or granular material, a hopper disposed inside of t ...


7
Calvin L Stegemoeller, Gail F Davis: Self-leveling mixer with mechanical agitation. Halliburton Company, James R Duzan, E Harrison Gilbert III, January 31, 1989: US04802141 (19 worldwide citation)

A self-leveling mixer apparatus includes a base and a generally downwardly tapered movable mixing tub supported from the base in a manner such that the tub is movable between first and second positions relative to the base. A leveling valve is provided for controlling a level of fluid in the movable ...


8
Calvin L Stegemoeller, Lonnie R Walker: Constant level additive mixing system. Halliburton Company, James R Duzan, Thomas R Weaver, December 25, 1984: US04490047 (16 worldwide citation)

A mixing system comprising a movable mixing tub, a pumping source and a leveling valve interconnected to the mixing tub and the inlet or outlet of 10 the pumping source. The mixing system may include jet-type mixer to mix dry materials with fluid to be further mixed in the movable mixing tub.


9
Robert L Baker, Larry D Billingsley, Calvin L Stegemoeller: Non-metallic acid hatch. Halliburton Company, James R Duzan, L Waune Beavers, May 12, 1992: US05111955 (15 worldwide citation)

A non-corrosive, non-metallic hatch apparatus is provided for use on a container having a container opening with a container flange surrounding the container opening. A hatch base includes a base flange complementary to and constructed to be bolted to the container flange. The hatch base has a hatch ...


10
Paul O Padgett, Stephen F Crain, Wayne A Handke, Jerry L Logan, Calvin L Stegemoeller, Ricky L Covington, David W Ritter, Kevin D Edgley: Continuous multi-component slurrying process at oil or gas well. Halliburton Company, Craig W Roddy, Stephen R Christian, E Harrison Gilbert III, June 4, 1996: US05522459 (13 worldwide citation)

A continuous multi-component slurrying process at an oil or gas well comprises flowing at least three separate streams of different essential materials directly into a predetermined mixing unit at the oil or gas well, wherein each of the essential materials is required to obtain a predetermined defi ...