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BHP BILLITON SA LTD

Overview
  • Total Patents
    131
About

BHP BILLITON SA LTD has a total of 131 patent applications. Its first patent ever was published in 2001. It filed its patents most often in South Africa, Canada and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets environmental technology, materials and metallurgy and biotechnology are TIOXIDE AUSTRALIA PTY LTD, STOEV and Canadus Chemical LLC.

Patent filings per year

Chart showing BHP BILLITON SA LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Du Plessis Chris Andre 23
#2 Bowker Clint 22
#3 Du Plessis Chris 17
#4 Muller Elmar L 16
#5 Batty John 14
#6 Nicol Michael J 14
#7 Barnard Paul 14
#8 Strauss Hannes 13
#9 Basson Petrus 12
#10 De Kock Sanet H 11

Latest patents

Publication Filing date Title
MX2010014468A A method of treating a sulphide mineral.
AU2008318331A1 High temperature leaching process
AP200904816A0 Accelerated heat generation in heap bioleaching bycontrolled carbon dioxide addition
CN101506395A Chloride tank leaching
WO2007118257A2 Metal recovery from a tank bioleaching solution with the use of coated magnetic particles
AP200804397A0 Bioleaching process control.
WO2007006058A1 Process for the manufacture of sodium sulphide compounds
WO2006015392A2 Enzymatic fuel cell
AU2005265429A1 Tank bioleaching process
WO2006010169A1 Optimization of bioleaching process
EA010480B1 Heap bioleaching process
ZA200409000B Method of and apparatus for simulating a biological heap leaching process.
AU2004239345A1 Treatment of base metal concentrate by a two-step bioleaching process
ZA200402381B Delivery system for heap bioleaching.
US7727510B2 Method of and apparatus for simulating a biological heap leaching process
ZA200309497B Solvent extraction mixture comprising substituted imidazole or benzimidazole for the purification of base metals.
ZA200305071B Bioleaching of a sulphine concentrate in a saline solution.
AU2002354965B2 Recovery of bioleaching microbes
AU2002254782B2 Bioleaching of a sulphide concentrate in a saline solution
AU2002248801B2 Recovery of metals from jarosite-containing materials