1
Oliver F R A Damm, Klaus Tank: Diamond bearing assembly. Oblon Spivak McClelland Maier & Neustadt, November 15, 1994: US05364192 (207 worldwide citation)

The invention concerns a diamond thrust bearing assembly for a downhole motor. The assembly (10) includes at least one set of opposing bearing rings (20, 22), each of which has an annular support element (24, 30) and a plurality of PCD compacts (48, 62) carried in circumferentially spaced relationsh ...


2
Oliver F R A Damm, Klaus Tank: Diamond bearing assembly. CSIR, Oblon Spivak McClelland Maier & Neustadt, November 29, 1994: US05368398 (174 worldwide citation)

The invention concerns a diamond bearing assembly for a downhole motor. The assembly (10) includes at least one set of opposing, relatively rotating thrust bearing rings (20, 22) each of which includes an annular support element (24, 30) and PCD compacts (26, 32) carried by the support elements. The ...


3
Klaus Tank, Peter N Tomlinson, Oliver F Damm: Bearing assembly. Scully Scott Murphy & Presser, October 1, 1996: US05560716 (85 worldwide citation)

A diamond-bearing assembly comprises opposed diamond-bearing surfaces, at least one of which is free of any Group VIII metals such as cobalt. Preferably, each of the surfaces is provided by a surface of a diamond compact, such diamond compact containing substantial diamond-to-diamond bonding, and a ...


4
Damm Oliver Frank Rudolf Augus, Tank Klaus: Diamond bearing assembly.. Csir, de Beers Ind Diamond, May 4, 1994: EP0595630-A1 (78 worldwide citation)

The invention concerns a diamond thrust bearing assembly for a downhole motor. The assembly (10) includes at least one set of opposing bearing rings (20, 22), each of which has an annular support element (24, 30) and a plurality of PCD compacts (48, 62) carried in circumferentially spaced relationsh ...


5
Tank Klaus, Damm Oliver Frank Rudolf Augus, Tomlinson Peter Noel: Bearing assembly.. De Beers Ind Diamond, September 28, 1994: EP0617207-A2 (76 worldwide citation)

A diamond-bearing assembly comprises opposed diamond-bearing surfaces (10, 12), at least one of which is free of any Group VIII metals such as cobalt. Preferably, each of the surfaces (10, 12) is provided by a surface of a diamond compact (14, 16), such diamond compact containing substantial diamond ...


6
Damm Oliver Frank Rudolf Augus, Tank Klaus: Diamond bearing assembly.. Csir, May 4, 1994: EP0595631-A1 (18 worldwide citation)

The invention concerns a diamond bearing assembly for a downhole motor. The assembly (10) includes at least one set of opposing, relatively rotating thrust bearing rings (20, 22) each of which includes an annular support element (24, 30) and PCD compacts (26, 32) carried by the support elements. The ...


7
Hendrik John, Andreas Krafczyk: Diamond bearing with cooling/lubrication channels. Baker Hughes Incorporated, Madan Mossman Sriram P C, August 14, 2007: US07255480 (12 worldwide citation)

A diamond bearing assembly comprises a support ring having at least one diamond bearing segment attached thereto. A plurality of bearing pads are disposed on the diamond bearing segment. The plurality of bearing pads have a plurality of flow micro-channels between the bearing pads. A flow channel is ...


8
Klaus Tank, Peter Noel Tomlinson, Oliver Frank Rudolf August Damm: Bearing assembly. De Beers Industrial Diamond Division, HUANG LIXING, November 2, 1994: CN94105260

A diamond-bearing assembly comprises opposed diamond-bearing surfaces, at least one of which is free of any Group VIII metals such as cobalt. Preferably, each of the surfaces is provided by a surface of a diamond compact, such diamond compact containing substantial diamond-to-diamond bonding, and a ...


9
Oliver Frank Rudolf August Damm, Klaus Tank: Diamond bearing assembly. Csir, LIN CHANGAN, August 10, 1994: CN93120710

The invention concerns a diamond bearing assembly for a downhole motor. The assembly includes at least one set of opposing, relatively rotating thrust bearing rings each of which includes an annular support element and PCD compacts carried by the support elements. The PCD compacts of the bearing rin ...


10
Oliver Frank Rudolf August Damm, Klaus Tank: Diamond bearing assembly. Csir, LIN CHANGAN, August 10, 1994: CN93120711

The invention concerns a diamond thrust bearing assembly for a downhole motor. The assembly (10) includes at least one set of opposing bearing rings (20, 22), each of which has an annular support element (24, 30) and a plurality of PCD compacts (48, 62) carried in circumferentially spaced relationsh ...