Method for removing debris from a well-bore,申请号EP19980104724-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	Method for removing debris from a well-bore
摘要
申请公布号	EP0867495(A3)	申请公布日期	1999.02.03
申请号	EP19980104724	申请日期	1998.03.16
申请人	FORTA CORPORATION	发明人	DAVIS, KEITH L.
分类号	C09K8/035;C09K8/12;C09K8/32;C09K8/52;E21B37/06;(IPC1-7):C09K7/02;E21B21/00	主分类号	C09K8/035
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Thin film transistor, method for its manufacture, and circuit or electronic device/apparatus comprising it

Filter arrangement for a water treatment installation in swimming pools comprises using a chemical characteristic value for water as a guide parameter measured using a sensor

Sealed connection between pipe and a pressed socket fitting with bulge holding ring seal, includes shape variation hindering separation once joint has been completed

Holder for two sections of dental floss, has central joining strip transitioning at ends into bows holding tensioned floss fiber, and orientated mutually at right angles

Cableless light adjustable security light module has microprocessor control radio receiver and short circuit switch

Bending head for bending pipes or tubes has a bending flange divided into two parts, one mounted on a hollow bolt and the other on its centering spike, with each part having a section of a forming groove

Seat upholstery element, especially for a vehicle seat, has a spring mat made up of closely spaced individual spring elements that are mounted on a support shell and across which an upholstery layer is tightly drawn

Tube-like sewn towel for pulling over an ironing machine roller has a screw on the ends for pulling a fixing cord

Headlamp especially for a motor vehicle has electronic apparatus in the housing and a surrounding axial seal between the apparatus and housing

Automotive waste disposal system has collection points at various points throughout the vehicle linked by hose to a central collection point

Fixing pin for sub-floor surface central heating pipe has wire loop attached to helical wire and central guide pin

Polishing composition, especially for motor vehicle paintwork, contains UV-crosslinkable wax, polyethylene wax, paraffin, polysiloxane, silicone wax, hydrocarbon, terpene, abrasive and polytetrafluoroethylene

Lock system especially for all glass door is fitted into a hand grip spaced from the door and with the axial position of the cylinder lock controlled by an alignment bracket

Protective shelter for large refuse bin has a hinged cover for adding to the bin and for bin handling

Container for storing equipment used for tending graves is made of plastic, wood,, metal, precious metal or non-ferrous heavy metal

Sales counter for flowers, plants and the like, which is normally open on all sides, is closable on all sides by means of grids or plates slidable in channel profiles and securable by means of spring locks

Surface part for the interior of a vehicle has cover with integrated air outlets, supporting layer holding the cover in place and fitted with air openings and an adjustable air conduit device

Container in form of foldable and inflatable bag for granular material, rubble and rubbish has bolsters or inflatable tubes pumped up with air under pressure to make structure stand up under load

Assembly of stone slabs on framework for construction of hollow gravestone uses inner framework made of stone, metal bars or other suitable material to which slabs are glued

Stage, in particular, in the form of a mobile stage with a wheeled substructure comprises a floor made up of elements which are pivotable and/or slidable