Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 27,879

Document Document Title
WO/2021/068262A1
The present invention relates to an artificial soil arch-based shape-adjustable soft foundation reinforcement member, comprising a soilbag and internal filling materials, several base belts and inner truss belts provided on the soilbag, ...  
WO/2021/064620A1
An injection lance for permeation grouting. The injection lance (100) comprises one or more stages (150). Each stage comprises a tube (160) defining a longitudinal conduit and a resiliently deformable sleeve (170) fitted onto the exterio...  
WO/2021/065691A1
In a vacuum consolidation method, it is important to maintain a high vacuum pressure. A theoretical limit is -101.3 kPa (gauge pressure), and the vacuum pressure under an airtight sheet at an actual site is about -70 kPa to -80 kPa, whic...  
WO/2021/062884A1
A super-waterproof concrete pipe pile and a manufacturing process therefor, the pipe pile comprising: a concrete pile body (1) and several hourglass-shaped small holes (2) provided on the concrete pile body (1); the components of the con...  
WO/2021/048590A1
A method for compacting road foundation, comprising an angular geomorphological compactor (1) with grooved syncline and anticline at 45 degrees, which makes the first layer of foundation subbase, where the belly- fed hopper (2) receives ...  
WO/2021/036399A1
Disclosed is a fast sand fixing method for a high-temperature and high-salt desert based on sandstone covering. The fast sand fixing method comprises the following steps: step 1, performing geological exploration on a desert area to be c...  
WO/2021/038894A1
In the present invention, a first level L1 to a fourth level L4 are set in order from deepest to shallowest in ground 10 to be improved, and the first level L1 is variable. An improving body comprises: a short column 11 group that extend...  
WO/2021/038925A1
The present invention reduces the time and effort needed for installing a water injection pipe when installing a pumping well equipped with the water injection pipe. A pumping well 100 equipped with a water injection pipe according to ...  
WO/2021/032596A1
A method of forming a foundation in the ground, comprising the steps of - forming a foot (11) in the ground (100); - forming a column (12) made from a load bearing material in the ground (100) on top of the foot (11); and - forming a pil...  
WO/2021/027664A1
A prefabricated pipe pile structure having variable-diameter holes for soft foundation treatment and a construction method therefor. A pipe pile wall (2) is provided with a plurality of pile body small holes (1), i.e., variable-diameter ...  
WO/2021/014052A1
The present invention relates to a pile (100) that comprises a first elongated hollow body (101) having a first end and a second end, the first end being closed by an end member (103) provided with an opening (104), and a second elongate...  
WO/2021/004410A1
Disclosed in the present invention are a composite polyester hot melt adhesive, a preparation method therefor and a preparation method for an erosion-resistant geotextile, which belong to the technical field of polyester hot melt adhesiv...  
WO/2021/004007A1
The present invention relates to the technical field of building foundation reinforcement, comprising material collection, analysis and selection, construction parameter determining, setting out, pile hole excavation and pipe insertion, ...  
WO/2021/000387A1
An anti-liquefaction treatment method for high-performance gravel piles of existing building foundations. First, excavating a trench (3) in the foundations (2) around an existing building (1) by means of small equipment; using spiral dri...  
WO/2020/248702A1
Disclosed in the present invention is a bidirectional overall stirring apparatus. Said apparatus comprises a machine body, a frame, a feed device, a power transmission system, an outer drill device and an inner drill device. The outer dr...  
WO/2020/248596A1
A protection structure for preventing ground heave caused by tunnel grouting reinforcement and a grouting method, relating to the technical field of geotechnical engineering, civil engineering and municipal engineering, and comprising a ...  
WO/2020/244123A1
Disclosed is a method for treating a collapsible loess foundation with vibration rod compaction, comprising the following steps: (1) construction preparation, (2) vibration point positioning, (3) vibration and liquid injection, (4) vibra...  
WO/2020/240779A1
The purpose of the invention is to accelerate subsidence of ground 1 by soil consolidation by way of applying an impact force to the ground 1 while compacting a soil skeleton in which pore water between soil particles in the ground 1 has...  
WO/2020/240263A1
The present invention relates to a method for inducing ground consolidation. The method comprises providing a first chamber (7) in a first hole (3) in the ground (5), and a second chamber (7) in a second hole (3) in the ground (5), the f...  
WO/2020/229679A1
One example relates to a filling chimney (11) configured to be coupled to a silo tube of a deep vibrator arrangement. The filling chimney (11) extends in a longitudinal direction (z) and includes an outer wall (111) surrounding an intern...  
WO/2020/229873A1
A surface compactor machine includes an unsprung mass (22) including a cylindrical drum (12a, 12b) and a cylindrical spool (16a, 16b) disposed within the cylindrical drum, and a sprung mass (32) rotationally coupled to the cylindrical sp...  
WO/2020/215419A1
The present invention relates to the technical field of in-situ solidifying and drainage technology for silt and soft soil foundations, and disclosed is an in-situ solidifying and drainage structure for silt and soft soil foundations, co...  
WO/2020/217188A1
The invention discloses an in-situ method for reducing hydraulic conductivity and generating the precipitation of insoluble minerals in an underground aquifer which is affected by seepage of surface water or by seepage of water from a mi...  
WO/2020/198818A1
The present application relates to a method for separating mining waste in situ, i.e. in dams, that essentially includes (i) inserting at least one vibrating tool (1) into the ground, said tool being connected to at least one vibration u...  
WO/2019/078706A9
A mallet is described that has at least one cleft, in such a structure that the stress wave created during impact has longer travel way than the length of the mallet as measured along the impact line. This mallet induces longer-lasting a...  
WO/2020/200509A1
The invention relates to a soil-compacting machine (1) for compacting soil (8), in particular a tandem roller, single-drum compactor, pneumatic-tired roller or trench roller, comprising a machine frame (3), at least one running unit (6),...  
WO/2020/201854A1
A drill including a drill flight where the drill flight changes angle from a primary flight angle (A1) to a secondary flight angle (A2).  
WO/2020/192279A1
Disclosed is an electro-osmosis strengthening method used for reinforcing soft clay foundations, comprising the following steps: inserting electrodes in the vertical and horizontal directions into a soft clay foundation; forming a horizo...  
WO/2020/184761A1
The present invention relates to a ground improvement method for an organic soil stratum, in which organic soil inside a first drilled hole formed in an organic soil stratum located at the upper portion of the ground is removed, and then...  
WO/2020/186035A1
A scarifier assembly for connection to a vehicle, including right and left first and second pivots. The scarifier assembly has a pivotal arm assembly having a rear cross member extending between and connected to forward extending right a...  
WO/2020/173100A1
The present disclosure provides a reinforcement apparatus and construction method for local freezing reinforcement of a deep foundation pit in a water-rich sand gravel stratum. The reinforcement apparatus comprises a plurality of concret...  
WO/2020/155026A1
A liquefaction-resistant pile applicable to an easily liquefiable soil layer comprises a pile body and a pile head. The pile body has a hollow cylindrical structure, and the pile head has a conical structure. The pile body and the pile h...  
WO/2020/151769A1
An apparatus for layered reinforcement of ultra-soft soil subgrade, and a construction method. The core of the present invention is a multilayer drainage body; the multilayer drainage body comprises: drain lines; a main line, the body of...  
WO/2020/153974A1
A method and composition for reducing the swelling capacity of clay-containing soil, thus lowering volume change in soil, and thus enhancing the stability of soil, particularly expansive clay soil, in order that it is sufficiently stable...  
WO/2020/147975A1
The invention relates to a vibrator assembly for improving foundation soil, comprising: a lock, which has a silo tube and a lock drive for moving the lock, the lock being designed to receive bulk material and to conduct the bulk material...  
WO/2020/136927A1
A ground improvement body comprising: a group of short cylindrical columns 11 that are formed from a first level L1 to a second level L2 by a column construction machine 30 that rotates on a horizontal plane, where the first level L1, th...  
WO/2020/136664A1
Present invention relates to method of reducing swelling of expansive soils of expansive soils by granular pile technique. Besides initial moisture content. W i , the spacing between the piles (expressed by s/d ratio; s = spacing between...  
WO/2020/128275A1
Disclosed is a ground treatment assistance method comprising the following steps: providing a machine comprising a ground treatment tool (12); providing geographical coordinates of at least one treatment zone (Zt1); determining data for ...  
WO/2020/127569A1
An artificial geological barrier, compositions for use in artificial geological barriers, methods of making said artificial geological barriers and composition, and uses of said artificial geological barriers and compositions.  
WO/2020/119102A1
A degradable drainage board, a material composition, and a manufacturing process therefor, related to the technical field of drainage boards. A degradable board body is manufactured with a plant fiber at 65-75% and a solid adhesive agent...  
WO/2020/121738A1
Provided is a two-part soil grouting material which comprises a liquid A which is a mixed slurry of water and a powder material A containing calcium aluminate and carboxylate, and a liquid B which is a mixed slurry of water and a powder ...  
WO/2020/109682A1
Method for treating soil (S), characterised in that it comprises the steps in which: a tube (10) is provided, a borehole (F) is made which has a drilling depth, the tube is positioned in the borehole at a first predetermined depth (P1) w...  
WO/2020/111161A1
The purpose of the invention is to replace groundwater efficiently with fine bubble water. This fine bubble water replacement method comprises a water pumping step S7 of pumping groundwater using a groundwater well 1, and a fine bubble...  
WO/2020/103838A1
Disclosed in the present invention are a method and system for determining foundation bearing capacity during high-speed hydraulic tamping in real time. Four wireless acceleration sensors are evenly disposed along edges of a tamping plat...  
WO/2020/099496A1
The invention relates to a method for forming consolidated combined binder-soil bodies, in particular elongated bodies, in particular for forming excavation pit enclosures by jet grouting, comprising the steps of inserting, in particular...  
WO/2020/098993A1
The invention relates to a method for producing a sealing base in the ground, in which a multiplicity of sealing bodies which are adjacent to one another or overlap is produced in a first ground layer by means of injection of a curable i...  
WO/2020/091689A1
An electrically conductive and elongate Cathode Vertical Drain (Cathode EVD) for draining fluid from ground soil, featuring means to introduce vertical suction of fluid from above ground, along its embedded length in soil; permeable arou...  
WO/2020/077829A1
A ramming machine, comprising a ramming plate (1), a vibration motor (2), a motor cover (3), and a handle (4). The front end and the rear end of the ramming plate (1) are symmetrically bent upwards; the vibration motor (2) and the motor ...  
WO/2020/079710A1
INJECTION GROUTING MACHINE (Figure-1) is a multi purpose goruting machine that invented by keeping in mind the problems of such machine consisting of a compressor machine having a motor, a compressor meter, an air filter machine/silencer...  
WO/2020/076912A1
Disclosed embodiments include diesel-electric powered, substantially heavier (e.g., 120 ton), larger (e.g., 11' 8'' and 12' 6''diameter wheels), and more powerful (e.g., 250- 350 hp per wheel) landfill compactors. Disclosed embodiments a...  

Matches 1 - 50 out of 27,879