Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Construction
Class Information
Number: 175/105
Name: Boring or penetrating the earth > With below-ground tool drive prime mover > Electric > Reciprocating
Description: Apparatus wherein the electric motor is of the type having a rectilinearly reciprocating part.










Patents under this class:

Patent Number Title Of Patent Date Issued
8302682 Wireline tractor device Nov. 6, 2012
7866416 Clutch for a jack element Jan. 11, 2011
7134512 Method of downhole drilling and apparatus therefor Nov. 14, 2006
7011162 Hydraulically activated swivel for running expandable components with tailpipe Mar. 14, 2006
5018590 Electromagnetic drilling apparatus May. 28, 1991
4558751 Apparatus for transporting equipment through a conduit Dec. 17, 1985
4273193 Process for use in degasification of subterranean mineral deposits Jun. 16, 1981
4271915 Elastically vibratory longitudinal jacketed drill Jun. 9, 1981
4181184 Soft-wire conductor wellbore telemetry system and method Jan. 1, 1980











 
 
  Recently Added Patents
Escutcheon
Wind farm, wind power plant in a wind farm and operating control for this purpose
Catalysts for polyurethane coating compounds
Hardware/software debugging using memory access parameters
Telephone line seizure module
Gateway channel utilization
Method and apparatus for information exchange over a web based environment
  Randomly Featured Patents
Method for presenting personalized, voice printed messages from online digital devices to hosted services
Golf ball
Heat-resistant resin molded article with excellent abrasion resistance and process for producing the same
Self-service display rack for clip-on sunglasses
Relative noise
Over-door shoe racks
In-situ deep remediation injection system and method
Electromechanical generator for, and method of, converting mechanical vibrational energy into electrical energy
Method of making polymer-bioceramic composite implantable medical devices
PCB support plate for PCB via fill