Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Robert; Henri F. A.
Address:
Herblay, FR
No. of patents:
1
Patents:












Patent Number Title Of Patent Date Issued
4860837 Rotary and reciprocating drilling machine August 29, 1989
The invention relates to a drilling machine comprising a kelly (5) suspended from a boom (3) mounted for pivoting on a chassis (1), a rotary table (7) through which the kelly is movable axially, drive members provided in the rotary table for rotating the kelly and a rotary drilling t










 
 
  Recently Added Patents
Workflow-enabled client
Method and system for phase-sensitive magnetic resonance imaging
Method of treating lung cancer
Process information structuring support method
Glove
Automatic misalignment balancing scheme for multi-patterning technology
Method and device for managing a turning setpoint applied to at least one turning actuator for the rear wheels of an automobile
  Randomly Featured Patents
Incremental run-time session balancing in a multi-node system
Plasma processing apparatus for semiconductors
Speciality closures for bottle necks
Use of hyaluronic acid as an immunosuppressant
Variable area exhaust nozzle
Process of stripe coating to produce microstructured composite articles
Oxidative hair dye composition
Laminate material for hook-and-loop closures
Electrically conductive steel-ceramic composite and process to manufacture it
Process for producing polyhydroxycarboxlic acid