Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB20811/60A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Marmon Herrington Co
Original Assignee
Marmon Herrington Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Marmon Herrington CofiledCriticalMarmon Herrington Co
Publication of GB888026ApublicationCriticalpatent/GB888026A/en
F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
F42B3/00—Blasting cartridges, i.e. case and explosive
F42B3/04—Blasting cartridges, i.e. case and explosive for producing gas under pressure
F42B3/06—Blasting cartridges, i.e. case and explosive for producing gas under pressure with re-utilisable case
Landscapes
Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
Physical Vapour Deposition
(AREA)
Nozzles
(AREA)
Abstract
888,026. Fluid-pressure blasting devices. MARMON-HERRINGTON CO. Inc. June 14, 1960 [Sept. 14, 1959], No. 20811/60. Class 9(1). In the blasting device of Specification 872,753 modifications are made to the valve controlling the gas discharge, to prevent reclosure of the discharge valve until the release chamber is completely discharged and during the supply of gas to the release chamber.